INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'cf345e38f1e1743e45147012846f693e3cb3cf60dc74846e4e6d4b8ee974dc93', 
    'V1qn4QNqqXk+ZyEeZPGEODql9LwuMYl4G+iLo3Gjxqk=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00025

Result

int(1)