"Mon, 12 Aug 2024 23:15:54"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240812
Only TIME
23:15:54
General datetime
2024-08-12 23:15:54Z
For Database
2024-08-12 23:15:54
For HTTP1.1
Mon, 12 Aug 2024 23:15:54 GMT