pridanie dat do db

$login = $_GET["login"];
include("config.php"); // konstanty
$connect = mysql_connect(SQL_HOST, SQL_USERNAME, SQL_PASSWORD) || die("Nepodarilo sa pripojiť k MYSQL");
mysql_error();
mysql_select_db(SQL_DBNAME) || die ("Nepodarilo sa vybrať požadovanú databázu " . mysql_error());

$vysledok = "INSERT INTO uzivatelia (login) VALUES ($login)";
 
 $vysledok1 = "SELECT * FROM uzivatelia";
 mysql_query($vysledok1, $connect); /* a vyhadzuje mi to chyby tu
mysql_query(): supplied argument is not a valid MySQL-Link resource
*/
if (mysql_num_rows($vysledok1) != 0){ /* tu
mysql_num_rows(): supplied argument is not a valid MySQL result resource in */
  $zaznam = mysql_fetch_array($vysledok1);
  echo $zaznam . "<br/>";
  }
else{
  echo "smola, nepodarilo sa pridat ziadne udaje do databazy";
  mysql_close($connect); /* a tu
mysql_close(): supplied argument is not a valid MySQL-Link resource
*/