"Mon, 23 Sep 2024 17:16:20"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240923
Only TIME
17:16:20
General datetime
2024-09-23 17:16:20Z
For Database
2024-09-23 17:16:20
For HTTP1.1
Mon, 23 Sep 2024 17:16:20 GMT