add.php

<?php
require($_SERVER['DOCUMENT_ROOT']."/includes/dbconnect.php");
	foreach($_POST as $name => $value){
		$$name = $value;
		echo $name."=".$value;
	}
	$sql = "INSERT INTO text_service (cust, phone, first, carrier, last) VALUES ('$cust','$phone','$first','$carrier','$last')";
	$db->query($sql);
	echo $sql;
?>

output:
first=dfgh
last=dfgh
phone=fgdh
cust=dfgh
ignore=Add
carrier=teleflip.com
INSERT INTO text_service (cust, phone, first, carrier, last) VALUES ('dfgh','fgdh','dfgh','teleflip.com','dfgh')