"Mon, 16 Sep 2024 14:44:31"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240916
Only TIME
14:44:31
General datetime
2024-09-16 14:44:31Z
For Database
2024-09-16 14:44:31
For HTTP1.1
Mon, 16 Sep 2024 14:44:31 GMT