Código PHP:
<form name="nuevoUser" method = "post">
<pre>
Email <input type = "text" name = "email" value = "">
Password <input type = "password" name = "password" value = "">
Nombre <input type = "text" name = "nombre" value = "">
Apellido <input type = "text" name = "apellido" value = "">
Rango <select name = "rango">
<option>Usuario</option>
<option>Moderador</option>
<option>Administrador </option>
</select>
<input type = "submit" name = "crear" value = "Crear nuevo Usuario">
</pre>
</form>
Código PHP:
include_once 'Link.php';
$email = $_POST['email'];
$password = $_POST['password'];
$nombre = $_POST['nombre'];
$apellido = $_POST['apellido'];
$fechaRegistro = date('Y-m-d');
$rango = $_POST['rango'];
$sql = "insert into usuario(email,pass,nombre,apellido,fechaRegistro,rango) VALUES('$email','$password','$nombre','$apellido','$fechaRegistro','$rango')";
mysqli_query ($link,$sql);