INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '4dd61d0e997e06076f4a7cb0957e02aa5e6aaffabc23ad780458d04e63a8f065', 
    '5tuWnpK0rDTnj9VJiy270mgc3W0Drx1ZJVW0bBT7+jc=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00027

Result

int(1)