"Fri, 20 Sep 2024 03:19:13"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240920
Only TIME
03:19:13
General datetime
2024-09-20 03:19:13Z
For Database
2024-09-20 03:19:13
For HTTP1.1
Fri, 20 Sep 2024 03:19:13 GMT