SQLSTATE[08004] [1040] Too many connections (SQL: select * from `categories` where `id` = eyJpdiI6IkdjbW0zQmZZWE0xalZscjAyL1NNc1E9PSIsInZhbHVlIjoiWi9rc1hSV1c2SEF6NzAzYjdZN1ZsQT09IiwibWFjIjoiYTNlMWRkNmViMWZhMDExYWY0YTQ1M2UzMzY1NmU2MzgwNWUxZDAzZmExYzkyMWE2NGE0MTMwYzk0YWU3NTVlNiIsInRhZyI6IiJ9 limit 1)