SQLSTATE[08004] [1040] Too many connections (SQL: select * from `categories` where `id` = eyJpdiI6IkNhbXlva21YeGgvNUZwY3RZM3dvbHc9PSIsInZhbHVlIjoiMW9pSFVuQ1N4L2hGbFRxMlJQNW0xUT09IiwibWFjIjoiN2EwZDM4MjZjNTdhYzE0YmRiMWJhY2Q2MDMzNDczZmNjYjUzNjc2MzYwY2YzNzE5MmM5NjMzMGJiMzZkNjA4NCIsInRhZyI6IiJ9 limit 1)