INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'a5b7921ebf77c36e29ff44a4071069b7fdb014bbb1637a6760bbef55103a51ae', 
    'gn8b3DXQjgWGn8Mu18KhjzclFuice35TL41WbXYD8AM=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00036

Result

int(1)