<?php
$dateString = 'Tue Oct 20 14:25:31 2015';
$format = 'D M d H:i:s Y';
$date = DateTime::createFromFormat($format, $dateString);
var_dump($date->format('r'));
Warning: PHP Startup: Unable to load dynamic library 'sodium.so' (tried: /usr/lib/php/8.3.5/modules/sodium.so (libsodium.so.23: cannot open shared object file: No such file or directory), /usr/lib/php/8.3.5/modules/sodium.so.so (/usr/lib/php/8.3.5/modules/sodium.so.so: cannot open shared object file: No such file or directory)) in Unknown on line 0
string(31) "Tue, 20 Oct 2015 14:25:31 +0200"