Using flask-wtf helper for csrf token field

{{cookiecutter.app_name}}/{{cookiecutter.app_name}}/templates/public/register.html

@@ -5,7 +5,7 @@
   <h1>Register</h1>
     <br/>
     <form id="registerForm" class="form form-register" method="POST" action="" role="form">
-            <input type="hidden" name="csrf_token" value="{{ csrf_token() }}"/>
+           {{ form.csrf_token }}
             <div class="form-group">
                 {{form.username.label}}
                 {{form.username(placeholder="Username", class_="form-control")}}