Add custom list item to Breadcrumbs NavXT

add_magazin_link_to_breadcrumbs.php

<?php
/**
 * Add magazin list item to breadcrumbs
 *
 * @param object $breadcrumb_obj Breadcrumb object.
 */
function add_magazin_link_to_breadcrumbs( $breadcrumb_obj ) {
	if ( false !== strpos( $_SERVER['REQUEST_URI'], '/magazin/' ) ) {
        $magazine_item = new bcn_breadcrumb();
        $magazine_item->set_title('Magazín');
        $magazine_item->set_url(site_url().'/magazin');

        // Add as second item in list.
        array_splice( $breadcrumb_obj->breadcrumbs, 2, 0, array( $magazine_item ) );
	}
}
add_action( 'bcn_after_fill', 'add_magazin_link_to_breadcrumbs' );