SELECT 
  ushop_products.*, 
  ushop_product_descriptions.*, 
  MIN(
    IF(
      ushop_product_prices.percentage_discount = 0, 
      ushop_product_prices.price, 
      ushop_product_prices.price - (
        ushop_product_prices.price * ushop_product_prices.percentage_discount
      )/ 100
    )
  ) as price, 
  GROUP_CONCAT(
    CASE WHEN (
      ushop_products_categories.link_type = 'M'
    ) THEN CONCAT(
      ushop_products_categories.category_id, 
      'M'
    ) ELSE ushop_products_categories.category_id END 
    ORDER BY 
      ushop_categories.storefront_id IN (0, 1) DESC, 
      (
        ushop_products_categories.link_type = 'M'
      ) DESC, 
      ushop_products_categories.category_position ASC, 
      ushop_products_categories.category_id ASC
  ) as category_ids, 
  popularity.total as popularity, 
  company_descr.i18n_company as company_name, 
  ushop_products.is_returnable, 
  ushop_products.return_period, 
  ushop_product_sales.amount as sales_amount, 
  ushop_seo_names.name as seo_name, 
  ushop_seo_names.path as seo_path, 
  ushop_booking_and_reservation.booking_type as booking_type, 
  ushop_booking_and_reservation.date_from as date_from, 
  ushop_booking_and_reservation.date_to as date_to, 
  ushop_booking_and_reservation.book_time as book_time, 
  ushop_booking_and_reservation.break_time as break_time, 
  ushop_booking_and_reservation.week_data as week_data, 
  ushop_booking_and_reservation.apply_same_slots as apply_same_slots, 
  ushop_discussion.type as discussion_type, 
  ushop_product_review_prepared_data.average_rating average_rating, 
  ushop_product_review_prepared_data.reviews_count product_reviews_count 
FROM 
  ushop_products 
  LEFT JOIN ushop_product_prices ON ushop_product_prices.product_id = ushop_products.product_id 
  AND ushop_product_prices.lower_limit = 1 
  AND ushop_product_prices.usergroup_id IN (0, 0, 1) 
  LEFT JOIN ushop_product_descriptions ON ushop_product_descriptions.product_id = ushop_products.product_id 
  AND ushop_product_descriptions.lang_code = 'es' 
  LEFT JOIN ushop_company_descriptions as company_descr ON company_descr.company_id = ushop_products.company_id 
  AND company_descr.lang_code = 'es' 
  LEFT JOIN ushop_companies as companies ON companies.company_id = ushop_products.company_id 
  INNER JOIN ushop_products_categories ON ushop_products_categories.product_id = ushop_products.product_id 
  INNER JOIN ushop_categories ON ushop_categories.category_id = ushop_products_categories.category_id 
  AND ushop_categories.storefront_id IN (0, 1) 
  AND (
    ushop_categories.usergroup_ids = '' 
    OR FIND_IN_SET(
      0, ushop_categories.usergroup_ids
    ) 
    OR FIND_IN_SET(
      1, ushop_categories.usergroup_ids
    )
  ) 
  AND (
    ushop_products.usergroup_ids = '' 
    OR FIND_IN_SET(0, ushop_products.usergroup_ids) 
    OR FIND_IN_SET(1, ushop_products.usergroup_ids)
  ) 
  AND ushop_categories.status IN ('A', 'H') 
  AND ushop_products.status IN ('A', 'H') 
  LEFT JOIN ushop_product_popularity as popularity ON popularity.product_id = ushop_products.product_id 
  LEFT JOIN ushop_product_sales ON ushop_product_sales.product_id = ushop_products.product_id 
  AND ushop_product_sales.category_id = 355 
  LEFT JOIN ushop_seo_names ON ushop_seo_names.object_id = 321 
  AND ushop_seo_names.type = 'p' 
  AND ushop_seo_names.dispatch = '' 
  AND ushop_seo_names.lang_code = 'es' 
  LEFT JOIN ushop_cp_auctions as auctions ON ushop_products.product_id = auctions.product_id 
  LEFT JOIN ushop_users ON ushop_products.company_id = ushop_users.company_id 
  AND ushop_users.user_type = 'V' 
  AND ushop_users.user_id = 0 
  LEFT JOIN ushop_booking_and_reservation ON ushop_booking_and_reservation.product_id = ushop_products.product_id 
  AND ushop_booking_and_reservation.product_id = 321 
  LEFT JOIN ushop_discussion ON ushop_discussion.object_id = ushop_products.product_id 
  AND ushop_discussion.object_type = 'P' 
  LEFT JOIN ushop_product_review_prepared_data ON ushop_product_review_prepared_data.product_id = ushop_products.product_id 
  AND ushop_product_review_prepared_data.storefront_id = 0 
WHERE 
  ushop_products.product_id = 321 
  AND (
    companies.status IN ('A') 
    OR ushop_products.company_id = 0
  ) 
  AND (
    CASE WHEN (
      ushop_products.cp_active_auction_id > 0
    ) THEN (
      auctions.users = '' 
      OR FIND_IN_SET(0, auctions.users)
    ) ELSE 1 END 
    OR ushop_users.company_id = ushop_products.company_id
  ) 
GROUP BY 
  ushop_products.product_id

Query time 0.00300

JSON explain

{
  "query_block": {
    "select_id": 1,
    "cost_info": {
      "query_cost": "1.15"
    },
    "grouping_operation": {
      "using_filesort": false,
      "nested_loop": [
        {
          "table": {
            "table_name": "ushop_products",
            "access_type": "const",
            "possible_keys": [
              "PRIMARY",
              "status"
            ],
            "key": "PRIMARY",
            "used_key_parts": [
              "product_id"
            ],
            "key_length": "3",
            "ref": [
              "const"
            ],
            "rows_examined_per_scan": 1,
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            "filtered": "100.00",
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              "read_cost": "0.00",
              "eval_cost": "0.10",
              "prefix_cost": "0.00",
              "data_read_per_join": "4K"
            },
            "used_columns": [
              "product_id",
              "product_code",
              "product_type",
              "status",
              "company_id",
              "list_price",
              "amount",
              "weight",
              "length",
              "width",
              "height",
              "shipping_freight",
              "low_avail_limit",
              "timestamp",
              "updated_timestamp",
              "usergroup_ids",
              "is_edp",
              "edp_shipping",
              "unlimited_download",
              "tracking",
              "free_shipping",
              "zero_price_action",
              "is_pbp",
              "is_op",
              "is_oper",
              "is_returnable",
              "return_period",
              "avail_since",
              "out_of_stock_actions",
              "localization",
              "min_qty",
              "max_qty",
              "qty_step",
              "list_qty_count",
              "tax_ids",
              "age_verification",
              "age_limit",
              "options_type",
              "exceptions_type",
              "details_layout",
              "shipping_params",
              "parent_product_id",
              "buy_now_url",
              "units_in_product",
              "show_price_per_x_units",
              "ab__stickers_manual_ids",
              "ab__stickers_generated_ids",
              "cp_active_auction_id",
              "recommended_products_synced",
              "user_reports_count",
              "user_reports_banned_count",
              "video_link",
              "enable_buynow",
              "ia_resumen_reviews",
              "ia_resumen_actualizado",
              "ia_resumen_pendiente",
              "is_rfq",
              "enable_offer",
              "minimum_price_make_an_offer",
              "time_limit_of_make_an_offer"
            ]
          }
        },
        {
          "table": {
            "table_name": "popularity",
            "access_type": "const",
            "possible_keys": [
              "PRIMARY",
              "total"
            ],
            "key": "PRIMARY",
            "used_key_parts": [
              "product_id"
            ],
            "key_length": "3",
            "ref": [
              "const"
            ],
            "rows_examined_per_scan": 1,
            "rows_produced_per_join": 1,
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            },
            "used_columns": [
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              "total"
            ]
          }
        },
        {
          "table": {
            "table_name": "ushop_product_sales",
            "access_type": "const",
            "possible_keys": [
              "PRIMARY",
              "pa"
            ],
            "key": "PRIMARY",
            "used_key_parts": [
              "category_id",
              "product_id"
            ],
            "key_length": "6",
            "ref": [
              "const",
              "const"
            ],
            "rows_examined_per_scan": 0,
            "rows_produced_per_join": 1,
            "filtered": "0.00",
            "unique_row_not_found": true,
            "cost_info": {
              "read_cost": "0.00",
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              "prefix_cost": "0.00",
              "data_read_per_join": "16"
            },
            "used_columns": [
              "category_id",
              "product_id",
              "amount"
            ]
          }
        },
        {
          "table": {
            "table_name": "ushop_product_prices",
            "access_type": "ref",
            "possible_keys": [
              "usergroup",
              "product_id",
              "lower_limit",
              "usergroup_id"
            ],
            "key": "product_id",
            "used_key_parts": [
              "product_id"
            ],
            "key_length": "3",
            "ref": [
              "const"
            ],
            "rows_examined_per_scan": 1,
            "rows_produced_per_join": 1,
            "filtered": "100.00",
            "cost_info": {
              "read_cost": "0.25",
              "eval_cost": "0.10",
              "prefix_cost": "0.35",
              "data_read_per_join": "24"
            },
            "used_columns": [
              "product_id",
              "price",
              "percentage_discount",
              "lower_limit",
              "usergroup_id"
            ],
            "attached_condition": "<if>(is_not_null_compl(ushop_product_prices), ((`marketplace`.`ushop_product_prices`.`lower_limit` = 1) and (`marketplace`.`ushop_product_prices`.`usergroup_id` in (0,0,1))), true)"
          }
        },
        {
          "table": {
            "table_name": "ushop_product_descriptions",
            "access_type": "const",
            "possible_keys": [
              "PRIMARY",
              "product_id"
            ],
            "key": "PRIMARY",
            "used_key_parts": [
              "product_id",
              "lang_code"
            ],
            "key_length": "9",
            "ref": [
              "const",
              "const"
            ],
            "rows_examined_per_scan": 1,
            "rows_produced_per_join": 1,
            "filtered": "100.00",
            "cost_info": {
              "read_cost": "0.00",
              "eval_cost": "0.10",
              "prefix_cost": "0.45",
              "data_read_per_join": "6K"
            },
            "used_columns": [
              "product_id",
              "lang_code",
              "product",
              "shortname",
              "short_description",
              "full_description",
              "meta_keywords",
              "meta_description",
              "search_words",
              "page_title",
              "age_warning_message",
              "promo_text",
              "unit_name",
              "srx_shopshort_link",
              "srx_shopshort_ref",
              "srx_shopshort_qr",
              "srx_shopshort_details"
            ]
          }
        },
        {
          "table": {
            "table_name": "company_descr",
            "access_type": "const",
            "possible_keys": [
              "PRIMARY"
            ],
            "key": "PRIMARY",
            "used_key_parts": [
              "company_id",
              "lang_code"
            ],
            "key_length": "10",
            "ref": [
              "const",
              "const"
            ],
            "rows_examined_per_scan": 1,
            "rows_produced_per_join": 1,
            "filtered": "100.00",
            "cost_info": {
              "read_cost": "0.00",
              "eval_cost": "0.10",
              "prefix_cost": "0.55",
              "data_read_per_join": "1K"
            },
            "used_columns": [
              "company_id",
              "lang_code",
              "i18n_company"
            ]
          }
        },
        {
          "table": {
            "table_name": "companies",
            "access_type": "const",
            "possible_keys": [
              "PRIMARY"
            ],
            "key": "PRIMARY",
            "used_key_parts": [
              "company_id"
            ],
            "key_length": "4",
            "ref": [
              "const"
            ],
            "rows_examined_per_scan": 1,
            "rows_produced_per_join": 1,
            "filtered": "100.00",
            "cost_info": {
              "read_cost": "0.00",
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              "prefix_cost": "0.65",
              "data_read_per_join": "6K"
            },
            "used_columns": [
              "company_id",
              "status"
            ],
            "attached_condition": "<if>(found_match(companies), ((`marketplace`.`companies`.`status` = 'A') or false), true)"
          }
        },
        {
          "table": {
            "table_name": "ushop_products_categories",
            "access_type": "ref",
            "possible_keys": [
              "PRIMARY",
              "pt"
            ],
            "key": "pt",
            "used_key_parts": [
              "product_id"
            ],
            "key_length": "3",
            "ref": [
              "const"
            ],
            "rows_examined_per_scan": 1,
            "rows_produced_per_join": 1,
            "filtered": "100.00",
            "cost_info": {
              "read_cost": "0.25",
              "eval_cost": "0.10",
              "prefix_cost": "1.00",
              "data_read_per_join": "16"
            },
            "used_columns": [
              "product_id",
              "category_id",
              "link_type",
              "category_position"
            ]
          }
        },
        {
          "table": {
            "table_name": "ushop_categories",
            "access_type": "eq_ref",
            "possible_keys": [
              "PRIMARY",
              "c_status",
              "p_category_id"
            ],
            "key": "PRIMARY",
            "used_key_parts": [
              "category_id"
            ],
            "key_length": "3",
            "ref": [
              "marketplace.ushop_products_categories.category_id"
            ],
            "rows_examined_per_scan": 1,
            "rows_produced_per_join": 0,
            "filtered": "5.00",
            "cost_info": {
              "read_cost": "0.00",
              "eval_cost": "0.01",
              "prefix_cost": "1.10",
              "data_read_per_join": "166"
            },
            "used_columns": [
              "category_id",
              "storefront_id",
              "usergroup_ids",
              "status"
            ],
            "attached_condition": "((`marketplace`.`ushop_categories`.`storefront_id` in (0,1)) and ((`marketplace`.`ushop_categories`.`usergroup_ids` = '') or (0 <> find_in_set(0,`marketplace`.`ushop_categories`.`usergroup_ids`)) or (0 <> find_in_set(1,`marketplace`.`ushop_categories`.`usergroup_ids`))) and (`marketplace`.`ushop_categories`.`status` in ('A','H')))"
          }
        },
        {
          "table": {
            "table_name": "ushop_seo_names",
            "access_type": "ref",
            "possible_keys": [
              "PRIMARY",
              "dispatch"
            ],
            "key": "PRIMARY",
            "used_key_parts": [
              "object_id",
              "type",
              "dispatch",
              "lang_code"
            ],
            "key_length": "206",
            "ref": [
              "const",
              "const",
              "const",
              "const"
            ],
            "rows_examined_per_scan": 1,
            "rows_produced_per_join": 0,
            "filtered": "100.00",
            "cost_info": {
              "read_cost": "0.01",
              "eval_cost": "0.01",
              "prefix_cost": "1.12",
              "data_read_per_join": "86"
            },
            "used_columns": [
              "name",
              "object_id",
              "type",
              "dispatch",
              "path",
              "lang_code"
            ]
          }
        },
        {
          "table": {
            "table_name": "auctions",
            "access_type": "ref",
            "possible_keys": [
              "product_id"
            ],
            "key": "product_id",
            "used_key_parts": [
              "product_id"
            ],
            "key_length": "4",
            "ref": [
              "const"
            ],
            "rows_examined_per_scan": 1,
            "rows_produced_per_join": 0,
            "filtered": "100.00",
            "cost_info": {
              "read_cost": "0.01",
              "eval_cost": "0.01",
              "prefix_cost": "1.14",
              "data_read_per_join": "10"
            },
            "used_columns": [
              "product_id",
              "users"
            ]
          }
        },
        {
          "table": {
            "table_name": "ushop_users",
            "access_type": "const",
            "possible_keys": [
              "PRIMARY"
            ],
            "key": "PRIMARY",
            "used_key_parts": [
              "user_id"
            ],
            "key_length": "3",
            "ref": [
              "const"
            ],
            "rows_examined_per_scan": 1,
            "rows_produced_per_join": 0,
            "filtered": "100.00",
            "cost_info": {
              "read_cost": "0.00",
              "eval_cost": "0.01",
              "prefix_cost": "1.14",
              "data_read_per_join": "329"
            },
            "used_columns": [
              "user_id",
              "user_type",
              "company_id"
            ],
            "attached_condition": "(<if>(found_match(ushop_users), ((0 <> (case when <cache>(('0' > 0)) then ((`marketplace`.`auctions`.`users` = '') or (0 <> find_in_set(0,`marketplace`.`auctions`.`users`))) else 1 end)) or (`marketplace`.`ushop_users`.`company_id` = '1')), true) and <if>(is_not_null_compl(ushop_users), ((`marketplace`.`ushop_users`.`company_id` = '1') and (`marketplace`.`ushop_users`.`user_type` = 'V')), true))"
          }
        },
        {
          "table": {
            "table_name": "ushop_booking_and_reservation",
            "access_type": "const",
            "possible_keys": [
              "PRIMARY"
            ],
            "key": "PRIMARY",
            "used_key_parts": [
              "product_id"
            ],
            "key_length": "4",
            "ref": [
              "const"
            ],
            "rows_examined_per_scan": 1,
            "rows_produced_per_join": 0,
            "filtered": "100.00",
            "cost_info": {
              "read_cost": "0.00",
              "eval_cost": "0.01",
              "prefix_cost": "1.15",
              "data_read_per_join": "8"
            },
            "used_columns": [
              "product_id",
              "booking_type",
              "date_from",
              "date_to",
              "book_time",
              "break_time",
              "apply_same_slots",
              "week_data"
            ],
            "attached_condition": "<if>(is_not_null_compl(ushop_booking_and_reservation), <cache>((321 = 321)), true)"
          }
        },
        {
          "table": {
            "table_name": "ushop_discussion",
            "access_type": "const",
            "possible_keys": [
              "object_id"
            ],
            "key": "object_id",
            "used_key_parts": [
              "object_id",
              "object_type"
            ],
            "key_length": "6",
            "ref": [
              "const",
              "const"
            ],
            "rows_examined_per_scan": 1,
            "rows_produced_per_join": 0,
            "filtered": "100.00",
            "cost_info": {
              "read_cost": "0.00",
              "eval_cost": "0.01",
              "prefix_cost": "1.15",
              "data_read_per_join": "1"
            },
            "used_columns": [
              "object_id",
              "object_type",
              "type"
            ]
          }
        },
        {
          "table": {
            "table_name": "ushop_product_review_prepared_data",
            "access_type": "const",
            "possible_keys": [
              "PRIMARY"
            ],
            "key": "PRIMARY",
            "used_key_parts": [
              "product_id",
              "storefront_id"
            ],
            "key_length": "7",
            "ref": [
              "const",
              "const"
            ],
            "rows_examined_per_scan": 1,
            "rows_produced_per_join": 0,
            "filtered": "100.00",
            "cost_info": {
              "read_cost": "0.00",
              "eval_cost": "0.01",
              "prefix_cost": "1.16",
              "data_read_per_join": "0"
            },
            "used_columns": [
              "product_id",
              "storefront_id",
              "average_rating",
              "reviews_count"
            ]
          }
        }
      ]
    }
  }
}