Online tid regner forkert

Jeg har følgende script, men jeg har nolge problemer med det da nogle brugere ryger op på helt ånsvage antal minutter online som 199090192. Håber virkelig at der er en som kan hjælpe med at forbedre det.

På forhånd tak

<?php 
// database information
include("config.php");
$player=$user_currently_loged;
// disconnected timeout
$timeout = 1800;
$yourstats="SELECT * from v_users where BINARY username like '$player'";
$yourstats2=mysql_query($yourstats) or die("Could not get your stats");
$yourstats3=mysql_fetch_array($yourstats2);
$test=$yourstats3[username];
// this will tell apart the people on your site
$ip=$_SERVER['REMOTE_ADDR'];
$times=time();
$testsomething=$_SESSION['id'];
// remove old connections so that the number doesn't continue to rise like a counter
$onlinestats="SELECT * from joined WHERE hl < $times";
$onlinestats2=mysql_query($onlinestats) or die("Could not get your stats");
while ($onlinestats3 = mysql_fetch_array($onlinestats2)) {
$timeon=time();
$timerprot=$timeon-$onlinestats3[timeonline];
$tidminutter = (int) ($timerprot/60);
$updateyourstats="update v_users set minonline=minonline+'$tidminutter' where BINARY username like '$onlinestats3[username]'";
mysql_query($updateyourstats) or die("Could not update your Caravel stats");
}

$strq = "DELETE FROM joined WHERE hl < $times";
$qry = mysql_db_query($dbname,$strq);
$strq = "SELECT count(*) FROM joined WHERE IP='$ip'";
$qry = mysql_db_query($$dbname,$strq);

while ( $r = @mysql_fetch_array($qry) ) {
    $ppl = $r["count(*)"];
}

if ($cpt) {
// checks for reloads, etc..
    $strq = "UPDATE joined SET hl=hl + $timeout WHERE ip='$ip'";
    $qry = mysql_db_query($dbname,$strq);
    $strq = "UPDATE joined SET username='$player' WHERE ip='$ip'";
    $qry = mysql_db_query($dbname,$strq);
} else {
// confirmed user updated into database
    $times=time()+1800;
    $normaltime=time();
    $strq = "INSERT INTO joined (ip, hl, username, timeonline) VALUES ('$ip','$times','$player','$normaltime')";
    $qry = mysql_db_query($dbname,$strq);
}

// display the number of connected people
$strq = "SELECT count(*) FROM joined";
$qry = mysql_db_query($dbname, $strq);

while ( $result = @mysql_fetch_array($qry) ) {
    $ppl = $result["count(*)"];
}
$yourstats="SELECT * from v_users where BINARY username like '$player'";
$yourstats2=mysql_query($yourstats) or die("Could not get your stats");
$yourstats3=mysql_fetch_array($yourstats2);
$tidloggetind = time() - $yourstats3[lastlogin];
$tidtimer = (int) ($tidloggetind/3600);
if ($tidtimer < 3){
}else{
echo('<script type=\'text/javascript\'>parent.location.href=\'login.php\';</script>');
}
?>