Answers for "php time() to minutes"

seconds to minutes php

echo gmdate("H:i:s", 685);

php convert minutes to hours and minutes

$hours = floor($final_time_saving / 60);
$minutes = $final_time_saving % 60;

add seconds to datetime php

<?php 
$date = new DateTime();
echo $date->getTimestamp(). "<br>";
$date->add(new DateInterval('PT674165S')); // adds 674165 secs
echo $date->getTimestamp();
?>