"Fri, 20 Sep 2024 11:21:19"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240920
Only TIME
11:21:19
General datetime
2024-09-20 11:21:19Z
For Database
2024-09-20 11:21:19
For HTTP1.1
Fri, 20 Sep 2024 11:21:19 GMT