SQLSTATE[08004] [1040] Too many connections (SQL: select * from `categories` where `id` = eyJpdiI6InJZTTlNTStIeXBBTnBNRmdoTFBhaFE9PSIsInZhbHVlIjoicUdjbU9ic1c3U0JqL1czam1sNm5ydz09IiwibWFjIjoiZmM5ZTZhN2E5NDJkMDA1YjAzZDA4MmY4MTNjZDk5MDkxM2NjYmEwNDliZTJjYzI4NjUwZTliMWY3NmZlNDc5YiIsInRhZyI6IiJ9 limit 1)