"Mon, 16 Sep 2024 19:18:31"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240916
Only TIME
19:18:31
General datetime
2024-09-16 19:18:31Z
For Database
2024-09-16 19:18:31
For HTTP1.1
Mon, 16 Sep 2024 19:18:31 GMT