"Mon, 23 Sep 2024 21:58:16"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240923
Only TIME
21:58:16
General datetime
2024-09-23 21:58:16Z
For Database
2024-09-23 21:58:16
For HTTP1.1
Mon, 23 Sep 2024 21:58:16 GMT