SQLSTATE[08004] [1040] Too many connections (SQL: select * from `categories` where `id` = eyJpdiI6ImVMZ1VjZW1JSTNYb1RYQkIwWk9VdHc9PSIsInZhbHVlIjoiZEVwaVBvRlRWRkJTQ3A1SGY1SnpJUT09IiwibWFjIjoiOWU1OTJlN2JjM2RmNzc1MmEyMDI1ZWQwMDdjMWYyNTAzMDFjMzgzYmMwNTFiMTVmY2YyOThkYTdlZTM4NTJhYyIsInRhZyI6IiJ9 limit 1)