Mine

$secs = $statchunks[8];


$hourtemp = ($secs / 3600);
$hour = floor($hourtemp);
$secs2 = ($secs - $hour * 3600);
$mintemp = ($secs2 / 60);
$min = floor($mintemp);
$sec = ($secs2 - $min * 60);

if ($hour < 10){
echo "0". $hour .":";
} else {
echo "". $hour .":";
}
If ($min < 10){
echo "0". $min .":";
} else {
echo "". $min .":";
}
If ($sec < 10){
echo "0". $sec ."";
} else {
echo "". $sec ."";
}