"Mon, 23 Dec 2024 12:54:52"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241223
Only TIME
12:54:52
General datetime
2024-12-23 12:54:52Z
For Database
2024-12-23 12:54:52
For HTTP1.1
Mon, 23 Dec 2024 12:54:52 GMT