"Mon, 16 Dec 2024 08:39:31"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241216
Only TIME
08:39:31
General datetime
2024-12-16 08:39:31Z
For Database
2024-12-16 08:39:31
For HTTP1.1
Mon, 16 Dec 2024 08:39:31 GMT