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 (
    154479, 154480, 155225, 162940, 183314, 
    183803, 230989, 238557, 242642, 251715, 
    285163, 308210, 311257, 317943, 30150, 
    163242, 163892, 170742, 175508, 183620, 
    183941, 204777, 225113, 230958
  ) 
  AND cscart_product_review_prepared_data.storefront_id = 0

Query time 0.00029

JSON explain

{
  "query_block": {
    "select_id": 1,
    "cost_info": {
      "query_cost": "0.80"
    },
    "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": "0.50",
        "eval_cost": "0.30",
        "prefix_cost": "0.80",
        "data_read_per_join": "48"
      },
      "used_columns": [
        "product_id",
        "storefront_id",
        "average_rating",
        "reviews_count"
      ],
      "attached_condition": "((`unicomps`.`cscart_product_review_prepared_data`.`storefront_id` = 0) and (`unicomps`.`cscart_product_review_prepared_data`.`product_id` in (154479,154480,155225,162940,183314,183803,230989,238557,242642,251715,285163,308210,311257,317943,30150,163242,163892,170742,175508,183620,183941,204777,225113,230958)))"
    }
  }
}