$query = ("INSERT INTO `customers` SET  
                 name = '" . addslashes($_POST['name']) . "', 
                company = '" . addslashes($_POST['company']) . "', 
                title = '" . addslashes($_POST['title']) . "', 
                email = '" . $_POST['email'] . "', 
                address = '" . $_POST['address'] . "', 
                company_phone = '" . $_POST['company_phone'] . "', 
                company_fax = '" . $_POST['company_fax'] . "', 
                person_phone = '" . $_POST['person_phone'] . "', 
                person_gsm = '" . $_POST['person_gsm'] . "', 
                tax_name = '" . $_POST['tax_name'] . "', 
                tax_no = '" . $_POST['tax_no'] . "' 
                   ");