"Mon, 23 Sep 2024 14:21:00"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240923
Only TIME
14:21:00
General datetime
2024-09-23 14:21:00Z
For Database
2024-09-23 14:21:00
For HTTP1.1
Mon, 23 Sep 2024 14:21:00 GMT