SELECT 
  product_id 
FROM 
  cscart_product_popularity 
WHERE 
  product_id IN (
    11852, 11853, 11854, 11855, 11856, 11857, 
    11858, 11859, 11860, 11861, 11862, 
    11863, 11864, 11865, 11866, 11867, 
    11868
  )

Query time 0.00069

JSON explain

{
  "query_block": {
    "select_id": 1,
    "cost_info": {
      "query_cost": "3.74"
    },
    "table": {
      "table_name": "cscart_product_popularity",
      "access_type": "range",
      "possible_keys": [
        "PRIMARY",
        "total"
      ],
      "key": "PRIMARY",
      "used_key_parts": [
        "product_id"
      ],
      "key_length": "3",
      "rows_examined_per_scan": 17,
      "rows_produced_per_join": 17,
      "filtered": "100.00",
      "using_index": true,
      "cost_info": {
        "read_cost": "2.04",
        "eval_cost": "1.70",
        "prefix_cost": "3.74",
        "data_read_per_join": "544"
      },
      "used_columns": [
        "product_id"
      ],
      "attached_condition": "(`gaseus`.`cscart_product_popularity`.`product_id` in (11852,11853,11854,11855,11856,11857,11858,11859,11860,11861,11862,11863,11864,11865,11866,11867,11868))"
    }
  }
}