INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'a8cd9ada2064a6b3814465fbc31ced55543d34e2fe4b96b9f24ce318e93b49c2', 
    'kZWT9L4Fev7w7pyuqEOXqgjTzkQMmHNPA5nFSlUsFqg=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00028

Result

int(1)