"Mon, 09 Dec 2024 08:39:31"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241209
Only TIME
08:39:31
General datetime
2024-12-09 08:39:31Z
For Database
2024-12-09 08:39:31
For HTTP1.1
Mon, 09 Dec 2024 08:39:31 GMT