"Mon, 16 Sep 2024 14:39:59"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240916
Only TIME
14:39:59
General datetime
2024-09-16 14:39:59Z
For Database
2024-09-16 14:39:59
For HTTP1.1
Mon, 16 Sep 2024 14:39:59 GMT