SQLSTATE[08004] [1040] Too many connections (SQL: select * from `categories` where `id` = eyJpdiI6IjI4QlMrUytlME9NV0VaWU1NQTJkbFE9PSIsInZhbHVlIjoiVXR1WnlNang1UUNrZThRZWFlNE41QT09IiwibWFjIjoiZDg3ZDA0MDhlMzUwNDQzOThlMTY4YWE4ZjExY2E3ZmRmNDJiM2YwYzhlNzE0NzBhZWU4MzlkNTBlNmMxMDc0MCIsInRhZyI6IiJ9 limit 1)