SQLSTATE[08004] [1040] Too many connections (SQL: select * from `categories` where `id` = eyJpdiI6IjQwZnhDOHVGbldsRzArdk1wWWQ4OHc9PSIsInZhbHVlIjoibUFqWTZuMlNvYmFpOFpBM3hwSVdaZz09IiwibWFjIjoiYzU0NGM2NjllZWY2YWNiMGYxOGNmMzA1N2U1YjVhM2M0MzZiNjI0MWY2OTgwZThhMWExZjEzZTVkZDEyZDYxYSIsInRhZyI6IiJ9 limit 1)