title: Inserting multiple rows in mysql
body: <p>Is the database query faster if I insert multiple rows at once:</p>
  
  <p>like</p>
  
  <pre><code>INSERT....
  
  UNION
  
  INSERT....
  
  UNION
  </code></pre>
  
  <p>(I need to insert like 2-3000 rows)</p>