SQLSTATE[08004] [1040] Too many connections (SQL: select * from `categories` where `id` = eyJpdiI6IkNyd0dFczRrOE9UUHBrYkJUQnpVNVE9PSIsInZhbHVlIjoia1lxWGRXNEhWQW05ZGZ6c01RNVlEZz09IiwibWFjIjoiMjQzMjI2MmU5MjVmZjdjNTM3ZmQ1ZjIzNjE1ZGEzNzE0N2U1MzdjMmU4MTMwZTg1N2Y3ZmM0YWNiMTk0YmRjOCIsInRhZyI6IiJ9 limit 1)