SQLSTATE[08004] [1040] Too many connections (SQL: select * from `categories` where `id` = eyJpdiI6IjYrZnBGL3ZhS1JMMGg2UklXMGNGY2c9PSIsInZhbHVlIjoiTHdxUXpGakMyRkJXc3pZa1ZmWFRtZz09IiwibWFjIjoiNTdkMmViYjE4MDMzOGQ2MWIzNTg5NjVmNjE0MjkxYWE0NTBhOTQyYTMyZWNkOTE0OTNlODg2YzczMTM0NDIwOCIsInRhZyI6IiJ9 limit 1)