INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '914465daded83d9dbb68efae90ad9a480fc836cf17c66d7ec027e28eafb86cfb', 
    '50B3gEmLpnGssg5DHvQcN0qroeA0jkzCXiqhGFQf5Y0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00034

Result

int(1)