"Mon, 16 Sep 2024 12:49:45"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240916
Only TIME
12:49:45
General datetime
2024-09-16 12:49:45Z
For Database
2024-09-16 12:49:45
For HTTP1.1
Mon, 16 Sep 2024 12:49:45 GMT