"Mon, 16 Sep 2024 15:10:15"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240916
Only TIME
15:10:15
General datetime
2024-09-16 15:10:15Z
For Database
2024-09-16 15:10:15
For HTTP1.1
Mon, 16 Sep 2024 15:10:15 GMT