"Mon, 23 Dec 2024 23:48:36"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241223
Only TIME
23:48:36
General datetime
2024-12-23 23:48:36Z
For Database
2024-12-23 23:48:36
For HTTP1.1
Mon, 23 Dec 2024 23:48:36 GMT