"Mon, 09 Dec 2024 18:58:50"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241209
Only TIME
18:58:50
General datetime
2024-12-09 18:58:50Z
For Database
2024-12-09 18:58:50
For HTTP1.1
Mon, 09 Dec 2024 18:58:50 GMT