INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'c1371891861aaa4eaf6440ac4f297eae7e185ea338839fc4750f72fe5b5b3889', 
    'u6H1TK3gV8BOQhLKChoCvQIwsrPW/mSBy/qhq3T9aTc=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00022

Result

int(1)