"Tue, 20 Aug 2024 16:39:50"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240820
Only TIME
16:39:50
General datetime
2024-08-20 16:39:50Z
For Database
2024-08-20 16:39:50
For HTTP1.1
Tue, 20 Aug 2024 16:39:50 GMT