Want to get backup of one database to other database

$copiedProducts = array();
foreach ($erpXML->store as $mainstore) {
	$mainLocation = $mainstore->attributes()->id;
	$mainLocation1 = (array)$mainLocation;
	$dbConn = $mainstore->db;
	$dbcon = new MeekroDB(CFG::$host, CFG::$user, CFG::$password, $dbConn);

	$syd_products = $dbcon->query("SELECT * FROM " . CFG::$tblPrefix . "product");
	foreach ($erpXML->store as $tostore) {
		$toLocation = $tostore->attributes()->id;
		$toDBConn = $tostore->db;
		if(strtolower($mainLocation) != strtolower($toLocation)) {
			$newLac = (array)$toLocation;
			//$copiedProducts[$mainLocation1[0]] = $mainLocation1[0];
			copy_product($syd_products, $toDBConn, $mainLocation1[0], $newLac[0]);
		}
	}//exit;
}

//pre($copiedProducts,1);
//exit;
function copy_product($products, $db, $fromdb, $newLaca) {
	global $copiedProducts, $cnt;
	$cnt = 0;
	$dbObj = (array)$db;

	$dbCon = new MeekroDB(CFG::$host, CFG::$user, CFG::$password, $db);
	foreach($products as $key=>$val) {
		$store_prd = $dbCon->queryFirstRow("SELECT id, name FROM " . CFG::$tblPrefix . "product WHERE pid = '" . $val['pid'] . "'");
		$newArrPrdQty = $newArr = array();

		if(empty($store_prd) && !preg_match("/ST-(.*)/", $val["pid"])) {
			$copiedProducts[$fromdb][$cnt]["todb"] = $newLaca; 
			$copiedProducts[$fromdb][$cnt]["pid"] = $val["pid"]; 
			$cnt++;
			//return true;

//			$sortOrder = $dbCon->queryFirstRow("SELECT sort_order FROM " . CFG::$tblPrefix . "product order by sort_order desc ");
			$sortOrder = $dbCon->queryFirstRow("SELECT MAX(sort_order) as sort_order FROM " . CFG::$tblPrefix . "product");
			
			$newArr["pid"] = $val["pid"];
			$newArr["name"] = $val["name"];
			$newArr["description"] = $val["description"];
			$newArr["weight"] = $val["weight"];
			$newArr["sort_order"] = $sortOrder["sort_order"] + 1;
			$newArr["is_deleted"] = $val["is_deleted"];
			$newArr["created_date"] = date("Y-m-d H:i:s");
			$newArr["ignore_customer_app"] = $val["ignore_customer_app"];
			$newArr["featured_prod"] = $val["featured_prod"];
			//pre($newArr,1);

			$dbCon->insert(CFG::$tblPrefix . "product", String::processString($newArr));
			$insertedId = $dbCon->insertId();
			$newArrPrdQty["pid"] = $val["pid"];
			$newArrPrdQty["product_id"] = $insertedId;
			$newArrPrdQty["qty"] = "0";
			$newArrPrdQty["price"] = "0.000000";
			$newArrPrdQty["is_deleted"] = "";
			$newArrPrdQty["created_date"] = date("Y-m-d H:i:s");
			$newArrPrdQty["updatable"] = "1";
			$dbCon->insert(CFG::$tblPrefix . "product_qty", String::processString($newArrPrdQty));
		}
	}//exit;
}
exit;