SQLSTATE[08004] [1040] Too many connections (SQL: select * from `categories` where `id` = eyJpdiI6InNvbnR5dEtYK2x2YTdXSkFuKzhXYXc9PSIsInZhbHVlIjoidEwxaDFtSzFBZzM3anM0NzgwRTR3UT09IiwibWFjIjoiYThmMjBlN2U3MGZiNDdmYmQwMDczYjk3ZWU3ZjgzZjRmY2UyZjk5MjJlZjA4NDQyZmY2MzM4YzU3MTc4MDczNSIsInRhZyI6IiJ9 limit 1)