<?php

function kleo_get_social_profiles_extra_icons($icons){
    $icons .= '<li><a href="YOUR_LINK_HERE" target="_blank"><i class="put-your-icon-class-here"></i><div class="ts-text">DeviantArt</div></a></li>';
    return $icons;
}
add_filter('kleo_get_social_profiles', 'kleo_get_social_profiles_extra_icons');