SQLSTATE[08004] [1040] Too many connections (SQL: select * from `categories` where `id` = eyJpdiI6InJsR2FUQldZSEhWUDBjeWRLYjE1emc9PSIsInZhbHVlIjoieUhiUUxkcldodlpMQk1vaEQ1ZTlOUT09IiwibWFjIjoiMmU2N2Y2MjkxZTZjZDkxYWViODJmNjQ0Nzg4ZDY5MzgyM2NkOGI0Zjg3YjliZDczMTc5Zjg3ZTdkZWE4ZWUzMyIsInRhZyI6IiJ9 limit 1)