SQLSTATE[08004] [1040] Too many connections (SQL: select * from `categories` where `id` = eyJpdiI6InU0eUt4UlQzcEljYWNIQW5hc0JYRWc9PSIsInZhbHVlIjoianlydUloajJlV1c4SUIwTnRzeGpiQT09IiwibWFjIjoiM2YwZjFjZTVhZWE4YmU3YTQyYTg3MzM0MzYxYWQ3YjZlYzNmNTkxZGI3YmQxYjM2NDI2MjczY2Y2YjU5MDZhOCIsInRhZyI6IiJ9 limit 1)