"Mon, 21 Oct 2024 02:23:16"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241021
Only TIME
02:23:16
General datetime
2024-10-21 02:23:16Z
For Database
2024-10-21 02:23:16
For HTTP1.1
Mon, 21 Oct 2024 02:23:16 GMT