"Mon, 09 Sep 2024 21:54:44"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240909
Only TIME
21:54:44
General datetime
2024-09-09 21:54:44Z
For Database
2024-09-09 21:54:44
For HTTP1.1
Mon, 09 Sep 2024 21:54:44 GMT