Site Key
6LdH0HoUAAAAAKMOttUs1GjEVaN4aWULJQojsqgi

Secret Key
6LdH0HoUAAAAAL9P2fsLk_E0LOcH46QrBR6HAUaK

<script src='https://www.google.com/recaptcha/api.js'></script>
Paste this snippet at the end of the <form> where you want the reCAPTCHA widget to appear:
<div class="g-recaptcha" data-sitekey="6LdH0HoUAAAAAKMOttUs1GjEVaN4aWULJQojsqgi"></div>