title: How to add 5 day to selected current date
body: <p>How can I select a current date and add 5 day?</p>
  <p>I have the current date with some like:</p>
  <pre><code>select date_format(now(),'%d-%m-%Y') as date_now;
  </code></pre>
  <p>And I need the date with 5 day add, and I have ( with error):</p>
  <pre><code>select date_format(now(),'%d-%m-%Y', interval 5 day) as date_5_day;
  </code></pre>
  <p>How can I add 5 day to the current date?</p>