SQLSTATE[08004] [1040] Too many connections (SQL: select * from `categories` where `id` = eyJpdiI6IjU0NHprZC9DbFNrcUNGN3FsRGlHdEE9PSIsInZhbHVlIjoieXJKdXNTWU9tSEV1RlMyUzBnUklyUT09IiwibWFjIjoiYTU2M2UwYzcxOTEzODM2NjQxNTA0MTBmY2QwZWQ0M2IzMDdhYzNhMDVhODBjMTY0MmQ4OWI4MTA0NDQzM2ExNSIsInRhZyI6IiJ9 limit 1)