How to convert a date like May 1 at 18:57 to unixtime?

Question

PHP

Guys, sorry, maybe the question is really stupid) There is a date like May 1 at 18:57, how to translate it using php to unixtime.
That moment when it doesn’t matter anymore - crutches or not, digging in Google for not so long, but annoying)

Answer 1

$time ='May 1';
echo strtotime($time);