"Mon, 23 Dec 2024 05:12:16"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241223
Only TIME
05:12:16
General datetime
2024-12-23 05:12:16Z
For Database
2024-12-23 05:12:16
For HTTP1.1
Mon, 23 Dec 2024 05:12:16 GMT