INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '221ff826672e4cccbe9b6d09b9977eae869da41fd5f949e3080a1557935daad8', 
    'JOrnNz/FKtj1X0drn6H1msBqD70zinoZUMvKdGBV5vY=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00022

Result

int(1)