SQLSTATE[08004] [1040] Too many connections (SQL: select * from `categories` where `id` = eyJpdiI6IkxYbDY2QmtCdEMzaEVSeWJBTTJKQ2c9PSIsInZhbHVlIjoiZk5LUlpMTVQvS2J2VlhvRjdURThLZz09IiwibWFjIjoiNDc5ZDhlNzg5ZWJjZGRlOGM1ZGVjY2FkMGU3ODY1OWY2NjgxMTkxYmUwYjZiYzIyYjA2ZjdkZDQyZjU5YjljNyIsInRhZyI6IiJ9 limit 1)