"Mon, 21 Oct 2024 18:17:08"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241021
Only TIME
18:17:08
General datetime
2024-10-21 18:17:08Z
For Database
2024-10-21 18:17:08
For HTTP1.1
Mon, 21 Oct 2024 18:17:08 GMT