"Mon, 09 Dec 2024 20:25:14"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241209
Only TIME
20:25:14
General datetime
2024-12-09 20:25:14Z
For Database
2024-12-09 20:25:14
For HTTP1.1
Mon, 09 Dec 2024 20:25:14 GMT