"Tue, 17 Sep 2024 21:18:31"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240917
Only TIME
21:18:31
General datetime
2024-09-17 21:18:31Z
For Database
2024-09-17 21:18:31
For HTTP1.1
Tue, 17 Sep 2024 21:18:31 GMT