SQLSTATE[08004] [1040] Too many connections (SQL: select * from `categories` where `id` = eyJpdiI6IklzTVBsSUNMaFBZbkgyRW5qNytodmc9PSIsInZhbHVlIjoiMUNhbVZWKytTWUh5aGlJU0ZuNWx3Zz09IiwibWFjIjoiNjA1MGNhNThmMGQxMmQzY2E0Y2JmYzVkODQzYmQ5ZjViOWVjOTI3NmZkYmE1MmNjMTkxZDQ3ZmQ5YjZjOWExYyIsInRhZyI6IiJ9 limit 1)