<?php
    echo $this->Form->create("POST", ['url' => '/articles/lead']);
    echo $this->Form->input('Nome');
    echo $this->Form->input('Email');
    echo $this->Form->button(__('Salvar'));
    echo $this->Form->end();
    ?>

public function lead(){
    $lead = $this->Lead->newEntity();
    print_r($lead);
    $leads = $this->Lead->newEntity();
    if ($this->request->is('post')) {
    $article = $this->Lead->patchEntity($leads, $this->request->getData());
    if ($this->Lead->save($leads)) {
    $this->Flash->success(__('Seu artigo foi salvo.'));
    return $this->redirect(['action' => 'index']);
    }
    $this->Flash->error(__('Não é possível adicionar o seu artigo.'));
    }
    $this->set('Leads', $leads);
    }

<?php
    // src/Model/Table/LeadTable.php

    namespace AppModelTable;

    use CakeORMTable;

    class LeadTable extends Table
    {
    public function initialize(array $config)
    {
    $this->addBehavior('Timestamp');
    }
    }