"Fri, 20 Sep 2024 08:15:10"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240920
Only TIME
08:15:10
General datetime
2024-09-20 08:15:10Z
For Database
2024-09-20 08:15:10
For HTTP1.1
Fri, 20 Sep 2024 08:15:10 GMT