"Tue, 20 Aug 2024 16:03:47"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240820
Only TIME
16:03:47
General datetime
2024-08-20 16:03:47Z
For Database
2024-08-20 16:03:47
For HTTP1.1
Tue, 20 Aug 2024 16:03:47 GMT