"Mon, 16 Sep 2024 23:38:32"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240916
Only TIME
23:38:32
General datetime
2024-09-16 23:38:32Z
For Database
2024-09-16 23:38:32
For HTTP1.1
Mon, 16 Sep 2024 23:38:32 GMT