SQLSTATE[08004] [1040] Too many connections (SQL: select * from `categories` where `id` = eyJpdiI6InJ3dDgyMUVSMFRFaDZQMWNIaDdreVE9PSIsInZhbHVlIjoialBGV2JBcnYyYmM5Tk5ibEdLeVlYZz09IiwibWFjIjoiYTMwZGI3OGM5NmRkMmI0Y2ViODdhZDc0YjgzNTJkNWVmNWQ1NDNkZTU1NmFmMTU3NzljNjM3YTA5NWIxNzdjNyIsInRhZyI6IiJ9 limit 1)