INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '42f69858ec4ce3f0cbd3c9a98c4d4a2fde8f9ee95b13bdee256ec713281b13b1', 
    'L0Vs1VdK9jxvbglib7aGqH08mUByD75j3XeEzJHB5Ns=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00058

Result

int(1)