SQLSTATE[08004] [1040] Too many connections (SQL: select * from `categories` where `id` = eyJpdiI6IjMxVUlYck0xdTN4WTl3NTh3VXpVZEE9PSIsInZhbHVlIjoiUUJsREhNM1RQU0UwcVl6VWl1U2Rmdz09IiwibWFjIjoiZWJjM2QyZjJlNDFkODE3Njc3N2RlYzNhNmE2NmFhODcyNTIwZDdkMjNmZGY0M2YxZjc2YTg3NmIyYWYyNDRjNCIsInRhZyI6IiJ9 limit 1)