INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '74fc2647ce492a3b7e2dfafcb15c138d5252e30a61344ca8dc3163996612cb84', 
    'o/3QUKBR5NqaY0YLbcrrmuzKxIwKAaFF4DLq01fSVnI=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00032

Result

int(1)