SQLSTATE[08004] [1040] Too many connections (SQL: select * from `categories` where `id` = eyJpdiI6ImZhY1NTMWJZcW1jSys5UVlGdmpBTHc9PSIsInZhbHVlIjoiQ2M5SFppUjMrbURaMFJGKzN5QlRnZz09IiwibWFjIjoiYjhmZDU2ZjJiMWE4M2U4OWQxY2M3YjJlZDZjODViNmFkZjliY2ZjYjg3OTQ0NjMyZGIzYjZjZDQ1YWU2YTdjNSIsInRhZyI6IiJ9 limit 1)