SQLSTATE[08004] [1040] Too many connections (SQL: select * from `categories` where `id` = eyJpdiI6InA5SlVCV2ErTTJDUHFIZjFuTGxSbnc9PSIsInZhbHVlIjoiZWFRVStCV1BRa0k5cXVSbzVPbkVYUT09IiwibWFjIjoiNGEyZTE4YTZhNGQxMzVjNjk0ZDI4ZjRkMDczODA0YmZkODEzNTIwZjQ4MGJlYzNlMjJkMjQ3ZmIxZjIwYTU1OCIsInRhZyI6IiJ9 limit 1)