INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'fc74aea2c4992c295197b4b019ff9a1e99e480b07938f87a0d7deab507e50591', 
    'KFRy2rdpIiPO5uhik1SP+pgCrai7grtUdCUJL5B8IEI=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00028

Result

int(1)