"Mon, 16 Sep 2024 14:30:31"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240916
Only TIME
14:30:31
General datetime
2024-09-16 14:30:31Z
For Database
2024-09-16 14:30:31
For HTTP1.1
Mon, 16 Sep 2024 14:30:31 GMT