SQLSTATE[08004] [1040] Too many connections (SQL: select * from `categories` where `id` = eyJpdiI6IjlUdkZ0YmUwZGUxejdJTk8xSmFQQmc9PSIsInZhbHVlIjoidU1YbStIVG9vVGVaRWZHdk50VWc2QT09IiwibWFjIjoiYWU5MDM0ZGM2YTZhNDcwNWM3NDczZDYwZTk5MmJmMmRiODk0MWNjNDA0MjdlODgzZDNlNjIwZjNlMjU4ODM5ZSIsInRhZyI6IiJ9 limit 1)