"Mon, 23 Dec 2024 23:45:16"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241223
Only TIME
23:45:16
General datetime
2024-12-23 23:45:16Z
For Database
2024-12-23 23:45:16
For HTTP1.1
Mon, 23 Dec 2024 23:45:16 GMT