SQLSTATE[08004] [1040] Too many connections (SQL: select * from `categories` where `id` = eyJpdiI6ImVYUUFQcC82aWpBSENuc21QWkVYdmc9PSIsInZhbHVlIjoiR3h1dU1WNTZvUEQ3UnJ4d0hySktJZz09IiwibWFjIjoiNTRmYmRhYWFiMjU5ZjZiYjYwMGRjYjliNzdjZWU3N2Y2MTUzZDU0YTczYjFhZWE5NmU1NDY3NTQ2NGRiMGM5YiIsInRhZyI6IiJ9 limit 1)