INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '707521f5730a6db1636f34470e0ef508864bc68fa94aed65babd29538714aba9', 
    'UPOIXQoGKFKvkHzmieqbs1Ho0p2aJFiTo668Ft+3pOo=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00027

Result

int(1)