"Mon, 16 Sep 2024 21:00:03"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240916
Only TIME
21:00:03
General datetime
2024-09-16 21:00:03Z
For Database
2024-09-16 21:00:03
For HTTP1.1
Mon, 16 Sep 2024 21:00:03 GMT