SELECT 
  cscart_product_review_prepared_data.product_id AS product_id, 
  cscart_product_review_prepared_data.average_rating AS average_rating, 
  cscart_product_review_prepared_data.reviews_count AS reviews_count 
FROM 
  cscart_product_review_prepared_data 
WHERE 
  cscart_product_review_prepared_data.product_id IN (
    2327, 2326, 2347, 2323, 2135, 2300, 2206, 
    2193, 2079, 2078, 1980, 1976, 1927, 
    2058, 1975, 1964, 2136, 2138, 2180, 
    2181, 2179, 2315, 2050
  ) 
  AND cscart_product_review_prepared_data.storefront_id = 0

Query time 0.00014

JSON explain

{
  "query_block": {
    "select_id": 1,
    "cost_info": {
      "query_cost": "0.84"
    },
    "table": {
      "table_name": "cscart_product_review_prepared_data",
      "access_type": "ALL",
      "possible_keys": [
        "PRIMARY"
      ],
      "rows_examined_per_scan": 3,
      "rows_produced_per_join": 3,
      "filtered": "100.00",
      "cost_info": {
        "read_cost": "0.54",
        "eval_cost": "0.30",
        "prefix_cost": "0.84",
        "data_read_per_join": "48"
      },
      "used_columns": [
        "product_id",
        "storefront_id",
        "average_rating",
        "reviews_count"
      ],
      "attached_condition": "((`cscartdevel`.`cscart_product_review_prepared_data`.`storefront_id` = 0) and (`cscartdevel`.`cscart_product_review_prepared_data`.`product_id` in (2327,2326,2347,2323,2135,2300,2206,2193,2079,2078,1980,1976,1927,2058,1975,1964,2136,2138,2180,2181,2179,2315,2050)))"
    }
  }
}