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 (
    414502, 424699, 381632, 431672, 414375, 
    393012, 396068, 393013, 427473, 366897, 
    392222, 414480, 434596, 414400, 391702, 
    387084, 434591, 434595, 435213, 434592, 
    414498, 434594, 434593, 414414, 432460, 
    432542, 432589, 432449, 432642, 432668, 
    432523, 432652, 432688, 432694
  ) 
  AND cscart_product_review_prepared_data.storefront_id = 0

Query time 0.00080

JSON explain

{
  "query_block": {
    "select_id": 1,
    "cost_info": {
      "query_cost": "5.87"
    },
    "table": {
      "table_name": "cscart_product_review_prepared_data",
      "access_type": "ALL",
      "possible_keys": [
        "PRIMARY"
      ],
      "rows_examined_per_scan": 19,
      "rows_produced_per_join": 19,
      "filtered": "100.00",
      "cost_info": {
        "read_cost": "2.07",
        "eval_cost": "3.80",
        "prefix_cost": "5.87",
        "data_read_per_join": "304"
      },
      "used_columns": [
        "product_id",
        "storefront_id",
        "average_rating",
        "reviews_count"
      ],
      "attached_condition": "((`webmarco`.`cscart_product_review_prepared_data`.`storefront_id` = 0) and (`webmarco`.`cscart_product_review_prepared_data`.`product_id` in (414502,424699,381632,431672,414375,393012,396068,393013,427473,366897,392222,414480,434596,414400,391702,387084,434591,434595,435213,434592,414498,434594,434593,414414,432460,432542,432589,432449,432642,432668,432523,432652,432688,432694)))"
    }
  }
}