"Mon, 30 Dec 2024 21:35:33"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241230
Only TIME
21:35:33
General datetime
2024-12-30 21:35:33Z
For Database
2024-12-30 21:35:33
For HTTP1.1
Mon, 30 Dec 2024 21:35:33 GMT