"Fri, 20 Sep 2024 13:49:02"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240920
Only TIME
13:49:02
General datetime
2024-09-20 13:49:02Z
For Database
2024-09-20 13:49:02
For HTTP1.1
Fri, 20 Sep 2024 13:49:02 GMT