SQLSTATE[08004] [1040] Too many connections (SQL: select * from `categories` where `id` = eyJpdiI6IkhWeUE2bXRsZjhONThpdDR2d3I0L0E9PSIsInZhbHVlIjoiZmQ5N3FZZFlrVGkvamQ2YzBzR05pdz09IiwibWFjIjoiN2NjNmVkYzYwNTQwNDQ0NGY2OWFjZjk1MDg5MzM0NzU3MzM0MzUyYjg2OThhOGNiNTY1NDcxNWEwMDViYmVlOCIsInRhZyI6IiJ9 limit 1)