where('item', 'zen_robots_settings')->delete(); \DB::table('system_settings')->insert([ 'item' => 'zen_robots_settings', 'value' => '{"content":"User-agent: *\r\nAllow: \/\r\nHost: $domain\r\nSitemap: $domain\/sitemap.xml"}' ]); } public function down() { \DB::table('system_settings')->where('item', 'zen_robots_settings')->delete(); } }