key myRequest;
string ownerUUID;

default
{
    state_entry()
    {
        ownerUUID = llGetOwnerKey(llGetOwner());
        llOwnerSay("UUID: " + ownerUUID);


        myRequest = llHTTPRequest("http://myurl.com/db.php", [HTTP_METHOD, "POST",
           HTTP_MIMETYPE, "application/x-www-form-urlencoded"],
           "ownerUUID=" + (string)ownerUUID);

           llOwnerSay((string)myRequest);
    }


    http_response(key request_id, integer status, list metadata, string body)
    {
            if (request_id == myRequest)
            {
                  llOwnerSay((string)status + " " + body);

            }
    }

}


//////////////////
PHP
///////////////////

<?php
$database = "db";
$table = "table";
$db_host = "localhost";
$db_user = "user";
$db_pass = "pass";

// request data string
$id = $_GET['id'];
$uuid = $_GET['uuid'];
$ownerUUID = $_GET['ownerUUID'];
$object_name = $_GET['object_name'];
$objectDNS = $_GET['objectDNS'];

mysql_connect($db_host, $db_user, $db_pass)or die("cannot connect to database!");
mysql_select_db($database)or die("cannot select database");


$result = mysql_query("SELECT * FROM $table WHERE ownerUUID='$ownerUUID'");

while($row = mysql_fetch_array($result, MYSQL_ASSOC))
{



  $id = $row['id'];
  $uuid = $row['uuid'];
  $ownerUUID = $row['ownerUUID'];
  $object_name = $row['object_name'];
  $objectDNS = $row['objectDNS'];

  $id = htmlspecialchars($row['id'],ENT_QUOTES);
  $uuid = htmlspecialchars($row['uuid'],ENT_QUOTES);
  $ownerUUID = htmlspecialchars($row['ownerUUID'],ENT_QUOTES);
  $object_name = htmlspecialchars($row['object_name'],ENT_QUOTES);

  // We will now print the comment to the screen

  echo "  <div style='margin:30px 0px;'>
      id: $id<br />
      uuid: $uuid<br />
      ownerUUID: $ownerUUID<br />
      object_name: $object_name<br />
      objectDNS: $objectDNS
    </div>
  ";
}

mysql_close($con);


?>