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 (
    1881, 1888, 2303, 2016, 2319, 1999, 2019, 
    2321, 2322, 2018, 1928, 2017, 1998, 
    2020, 2071, 2320, 2333, 2080, 2325, 
    2113, 2324, 2327, 2326, 2347, 2323
  ) 
  AND cscart_product_review_prepared_data.storefront_id = 0

Query time 0.00022

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 (1881,1888,2303,2016,2319,1999,2019,2321,2322,2018,1928,2017,1998,2020,2071,2320,2333,2080,2325,2113,2324,2327,2326,2347,2323)))"
    }
  }
}