Install() method of FaqModule Class

public function install()
    {
        if (Module::isInstalled('blocktopmenu'))
        {
            require_once $_SERVER['DOCUMENT_ROOT'] . '/modules/blocktopmenu/menutoplinks.class.php';
            $languages = $this->context->controller->getLanguages();
            $shops = Shop::getContextListShopID();

            foreach ($shops as $shop_id)
            {
                $links_label = array();
                $labels = array();

                foreach ($languages as $key => $val)
                {
                    $links_label[$val['id_lang']] = Context::getContext()->link->getModuleLink('my_module', 'my_controller', array(), null, $val['id_lang'], $shop_id);
                    $labels[$val['id_lang']] = 'My Link Name';
                }

                $sql = 'SELECT * FROM '._DB_PREFIX_.'linksmenutop';
                if ($results = Db::getInstance()->ExecuteS($sql)) {
                    $lastlink = array_pop($results);
                } else {
                    return false;
                }

                if (!MenuTopLinks::add($links_label, $labels, 0, (int) $shop_id) ) {
                    return false;
                }

                $this->linkname = ',LNK' . $lastlink['id_linksmenutop'];
                $modBlocktopmenuItems = Configuration::getValue['MOD_BLOCKTOPMENU_ITEMS'];
                $modBlocktopmenuItems = $modBlocktopmenuItems . $this->linkname;

                Configuration::updateValue('MOD_BLOCKTOPMENU_ITEMS', $this->linkname, false, (int)$shop_group_id, (int)$shop_id);
            }
        }