"Mon, 21 Oct 2024 13:15:47"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241021
Only TIME
13:15:47
General datetime
2024-10-21 13:15:47Z
For Database
2024-10-21 13:15:47
For HTTP1.1
Mon, 21 Oct 2024 13:15:47 GMT