"Fri, 20 Sep 2024 21:00:51"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240920
Only TIME
21:00:51
General datetime
2024-09-20 21:00:51Z
For Database
2024-09-20 21:00:51
For HTTP1.1
Fri, 20 Sep 2024 21:00:51 GMT