title: Get last inserted id using mysql2 gem
body: <p><br> 
  I have code like this: <br> </p>
  
  <pre><code>   require 'mysql2' 
     @db.query("insert into clients (Name) values ('#{client}')") 
  </code></pre>
  
  <p>Can I return last inserted id with 1 query?  </p>