SELECT 
  a.shipping_id, 
  a.company_id, 
  a.min_weight, 
  a.max_weight, 
  a.position, 
  a.status, 
  a.tax_ids, 
  b.shipping, 
  b.delivery_time, 
  a.usergroup_ids, 
  c.company as company_name 
FROM 
  cscart_shippings as a 
  LEFT JOIN cscart_shipping_descriptions as b ON a.shipping_id = b.shipping_id 
  AND b.lang_code = 'en' 
  LEFT JOIN cscart_companies c ON c.company_id = a.company_id 
WHERE 
  1 
  AND a.status = 'A' 
ORDER BY 
  a.position

Query time 0.00035

JSON explain

{
  "query_block": {
    "select_id": 1,
    "read_sorted_file": {
      "filesort": {
        "sort_key": "a.position",
        "table": {
          "table_name": "a",
          "access_type": "ALL",
          "rows": 4,
          "filtered": 100,
          "attached_condition": "a.`status` = 'A'"
        }
      }
    },
    "table": {
      "table_name": "b",
      "access_type": "eq_ref",
      "possible_keys": ["PRIMARY"],
      "key": "PRIMARY",
      "key_length": "9",
      "used_key_parts": ["shipping_id", "lang_code"],
      "ref": ["herbaria_cscart_4_18.a.shipping_id", "const"],
      "rows": 1,
      "filtered": 100,
      "attached_condition": "trigcond(b.lang_code = 'en')"
    },
    "table": {
      "table_name": "c",
      "access_type": "eq_ref",
      "possible_keys": ["PRIMARY"],
      "key": "PRIMARY",
      "key_length": "4",
      "used_key_parts": ["company_id"],
      "ref": ["herbaria_cscart_4_18.a.company_id"],
      "rows": 1,
      "filtered": 100
    }
  }
}