"Fri, 20 Sep 2024 03:48:37"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240920
Only TIME
03:48:37
General datetime
2024-09-20 03:48:37Z
For Database
2024-09-20 03:48:37
For HTTP1.1
Fri, 20 Sep 2024 03:48:37 GMT