"Fri, 20 Sep 2024 03:23:45"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240920
Only TIME
03:23:45
General datetime
2024-09-20 03:23:45Z
For Database
2024-09-20 03:23:45
For HTTP1.1
Fri, 20 Sep 2024 03:23:45 GMT