"Mon, 16 Sep 2024 15:20:57"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240916
Only TIME
15:20:57
General datetime
2024-09-16 15:20:57Z
For Database
2024-09-16 15:20:57
For HTTP1.1
Mon, 16 Sep 2024 15:20:57 GMT