SQLSTATE[08004] [1040] Too many connections (SQL: select * from `categories` where `id` = eyJpdiI6InVMQW4xZGgrRjRueVVZUmw3RytnTHc9PSIsInZhbHVlIjoiVEphdStjU1I1NmJoKzk5aVpPS21vQT09IiwibWFjIjoiMGJkMGRiZDU1YmY2OTY4ODdiMzQ0Yzg3MzJlOWNlYTNlMzM5YThmMDYxZDE2N2VjN2UzMmRmMWRmNWQzMjJjMyIsInRhZyI6IiJ9 limit 1)