"Mon, 23 Sep 2024 03:45:12"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240923
Only TIME
03:45:12
General datetime
2024-09-23 03:45:12Z
For Database
2024-09-23 03:45:12
For HTTP1.1
Mon, 23 Sep 2024 03:45:12 GMT