"Mon, 21 Oct 2024 20:25:30"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241021
Only TIME
20:25:30
General datetime
2024-10-21 20:25:30Z
For Database
2024-10-21 20:25:30
For HTTP1.1
Mon, 21 Oct 2024 20:25:30 GMT