SQLSTATE[08004] [1040] Too many connections (SQL: select * from `categories` where `id` = eyJpdiI6IlE4RVBrOWZVVldJbEhTdmdsRTlkQkE9PSIsInZhbHVlIjoibHprVW1jQ01kS3czaXZpZ2RwZGRnUT09IiwibWFjIjoiN2M2MWMyYjhiNzZkYjgzMTg3YWE4M2M0ZmNlMWJjMjkzM2JiZTY4N2QyYWE2ZDE1N2U5MTk3NWMxZTFmOTg3YSIsInRhZyI6IiJ9 limit 1)