SQLSTATE[08004] [1040] Too many connections (SQL: select * from `categories` where `id` = eyJpdiI6IlZ4WHgwVm9HMkZnOEc3WC80TVo2YkE9PSIsInZhbHVlIjoienVHOG4xUElxQzZuaVArRndCU01GUT09IiwibWFjIjoiYzk5OWZmOTY3ZGZiOWFiYTdjYzEyOGMyZTEyNzRmYWE5M2I2ZTNiOTgxMjkwNGVhZTMwOTFlZWRjMWMxNzM4MCIsInRhZyI6IiJ9 limit 1)