SQLSTATE[08004] [1040] Too many connections (SQL: select * from `categories` where `id` = eyJpdiI6IkVyelgyZmkzMVZnMk9vVVNuQ254Y2c9PSIsInZhbHVlIjoicm5DMVM3cVJib25jTXdYZVg5cS9qQT09IiwibWFjIjoiOGJkNDI2NDNlMTRlNjBmYTIzZDdmMDdjMWQ0OWVmOGZiOTdiZTdhNmY5MWI4NWY1ODU1ODk5ZmNkZGJkNzk2YiIsInRhZyI6IiJ9 limit 1)