"Mon, 16 Sep 2024 18:20:08"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240916
Only TIME
18:20:08
General datetime
2024-09-16 18:20:08Z
For Database
2024-09-16 18:20:08
For HTTP1.1
Mon, 16 Sep 2024 18:20:08 GMT