"Tue, 20 Aug 2024 21:36:50"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240820
Only TIME
21:36:50
General datetime
2024-08-20 21:36:50Z
For Database
2024-08-20 21:36:50
For HTTP1.1
Tue, 20 Aug 2024 21:36:50 GMT