SELECT 
  feature_id 
FROM 
  cscart_product_features 
WHERE 
  feature_id IN (
    1041, 1042, 1101, 1022, 1122, 1032, 1036, 
    1033, 1055, 1052, 1046, 1056, 1093, 
    1023, 1123, 1124, 1119, 1120, 1040, 
    1104, 1102, 1030, 1039, 1121, 1037, 
    1031, 1038
  ) 
  AND feature_type = 'E'

Query time 0.00040

JSON explain

{
  "query_block": {
    "select_id": 1,
    "cost_info": {
      "query_cost": "35.13"
    },
    "table": {
      "table_name": "cscart_product_features",
      "access_type": "ALL",
      "possible_keys": [
        "PRIMARY"
      ],
      "rows_examined_per_scan": 148,
      "rows_produced_per_join": 2,
      "filtered": "1.82",
      "cost_info": {
        "read_cost": "34.59",
        "eval_cost": "0.54",
        "prefix_cost": "35.13",
        "data_read_per_join": "3K"
      },
      "used_columns": [
        "feature_id",
        "feature_type"
      ],
      "attached_condition": "((`danishecarter_latest`.`cscart_product_features`.`feature_id` in (1041,1042,1101,1022,1122,1032,1036,1033,1055,1052,1046,1056,1093,1023,1123,1124,1119,1120,1040,1104,1102,1030,1039,1121,1037,1031,1038)) and (`danishecarter_latest`.`cscart_product_features`.`feature_type` = 'E'))"
    }
  }
}