SQLSTATE[08004] [1040] Too many connections (SQL: select * from `categories` where `id` = eyJpdiI6ImVuQUVIclZQeVdIK3NIcnhXMUx2R3c9PSIsInZhbHVlIjoiMnd1TFBaU2hBbW5TcEFXMXZKeE85QT09IiwibWFjIjoiYzkxMWFmNGNhODQwYzE1N2NiNWM0ODlhMDM2N2YyYmE4N2IzZDlkNWJiZjczOWU1ZTk2Mjk5OGJjZTgwM2MzZiIsInRhZyI6IiJ9 limit 1)