"Mon, 23 Sep 2024 20:12:02"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240923
Only TIME
20:12:02
General datetime
2024-09-23 20:12:02Z
For Database
2024-09-23 20:12:02
For HTTP1.1
Mon, 23 Sep 2024 20:12:02 GMT