"Mon, 21 Oct 2024 08:36:15"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241021
Only TIME
08:36:15
General datetime
2024-10-21 08:36:15Z
For Database
2024-10-21 08:36:15
For HTTP1.1
Mon, 21 Oct 2024 08:36:15 GMT