"Tue, 20 Aug 2024 21:39:53"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240820
Only TIME
21:39:53
General datetime
2024-08-20 21:39:53Z
For Database
2024-08-20 21:39:53
For HTTP1.1
Tue, 20 Aug 2024 21:39:53 GMT