SQLSTATE[08004] [1040] Too many connections (SQL: select * from `categories` where `id` = eyJpdiI6ImU3RFFvWGJ0QnBkeE1nbWZ6dzA1N0E9PSIsInZhbHVlIjoicUUrcXFYMnNRUURDcTE3WnZiRVduZz09IiwibWFjIjoiNjhkZDNmODZhYzk3ZGQyYzZkYWI2MzljNjFlMDEwY2JmMGUwYzcxNjBjMmExZWM5MjlhYmYwOThkMzI0NTUxMiIsInRhZyI6IiJ9 limit 1)