INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'f601baeea77038cfdd7229a4cfc202729bb78827153876a9ae6d34afc9339cbe', 
    'Bh6GZK0mWSFGjP949/PpqhltYh2JOjsSPW4QBeODtUg=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00028

Result

int(1)