SQLSTATE[08004] [1040] Too many connections (SQL: select * from `categories` where `id` = eyJpdiI6IjBvZXRBclNIeGFpdFppQldVQksvbmc9PSIsInZhbHVlIjoiYXhpQmtUcnRzQVpBdndaZm5kcmRuZz09IiwibWFjIjoiYzBjNWNmZDY0YTExMDNkNjY3NWZjZjk5M2FmOTFlMTExMWYzZDkxYmFhNWVlMTgwZmM4MzVlYmQzZTM1NDdkOCIsInRhZyI6IiJ9 limit 1)