"Mon, 23 Dec 2024 15:26:36"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241223
Only TIME
15:26:36
General datetime
2024-12-23 15:26:36Z
For Database
2024-12-23 15:26:36
For HTTP1.1
Mon, 23 Dec 2024 15:26:36 GMT