INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '4f51abdd0ffd71de23069c9fb9864702af73823b8ea76a729771f549bcf834ca', 
    'WCoukcita6t2JSJmrH0zIznVNBlMh0lcSRA6Qf7YDAc=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00045

Result

int(1)