SQLSTATE[08004] [1040] Too many connections (SQL: select * from `categories` where `id` = eyJpdiI6InZSMlBlUmV5ZnVxT3hmbXY0RE1WRFE9PSIsInZhbHVlIjoiUGovandOL1NvL2NkaDZRbGJSQ3hqUT09IiwibWFjIjoiNmNmYTdkNzU2YmRmNzA2MDAxYjExMzNhZDBiY2U3NjhiMDcwOWQzZjZjMTlhMGIwZTg0NjVhNzBjYjk4MDNiZiIsInRhZyI6IiJ9 limit 1)