SQLSTATE[08004] [1040] Too many connections (SQL: select * from `categories` where `id` = eyJpdiI6IkFKMDBzNzdmWkJwbFZyeEo2dmlhdXc9PSIsInZhbHVlIjoiVm9kcFRYWmpMUDZEeXY5Um15U1JUdz09IiwibWFjIjoiYTkzZGQ1MjRkZmE3MGJmZDgxMjI4NWNhOTI3NTJkZTVjYzQ5ZTY0MWU3YTM1ODk4OGU5ODRjZmQ5NzRmMDJkNiIsInRhZyI6IiJ9 limit 1)