"Mon, 21 Oct 2024 14:44:14"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241021
Only TIME
14:44:14
General datetime
2024-10-21 14:44:14Z
For Database
2024-10-21 14:44:14
For HTTP1.1
Mon, 21 Oct 2024 14:44:14 GMT