SQLSTATE[08004] [1040] Too many connections (SQL: select * from `categories` where `id` = eyJpdiI6IitRZjc5N3ZmVkVnbFN5ZHpvSC9IYVE9PSIsInZhbHVlIjoiQ0ZFS0loVlVWVWtmNjg4UnRYTjBzZz09IiwibWFjIjoiODFlZTdkZTFkZmQxZDQ2ZmZhZjgzM2ExOTMwZWRiNWQyYjEyNjk2MGVmOTQ1YzYzM2U0YzBiZGU0Y2E3M2MwOSIsInRhZyI6IiJ9 limit 1)