SQLSTATE[08004] [1040] Too many connections (SQL: select * from `categories` where `id` = eyJpdiI6InRDTEtqWTdRUHZuK2l5RFBjNEpFVGc9PSIsInZhbHVlIjoiOVpmcGk0anNNKzJrbW5XMUpPTDU0Zz09IiwibWFjIjoiNjFiZjc3MGZiNDM5MGQxMTFjZjdhNjNiNjYwZTExYWRkMGU1YjkzOWVhY2M1MTg3YTQ1MjY3MjZjZWJiZGMzMyIsInRhZyI6IiJ9 limit 1)