JSFiddle - React, Tailwind, and code Playground
HTML
<script src="https://cdn.jsdelivr.net/npm/[email protected]/build/global/luxon.min.js"></script>
JavaScript
const DateTime = luxon.DateTime;
let dt = DateTime.fromFormat('20220209155220', 'yyyyMMddHHmmss')
let dt2 = DateTime.fromFormat('', 'yyyyMMddHHmmss')
let dt3 = DateTime.now()
console.log(dt.isValid, dt2.isValid, dt3.isValid)
console.log(dt.toUnixInteger(), dt2.toUnixInteger(), dt3.toUnixInteger())