"Sun, 01 Sep 2024 03:21:15"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240901
Only TIME
03:21:15
General datetime
2024-09-01 03:21:15Z
For Database
2024-09-01 03:21:15
For HTTP1.1
Sun, 01 Sep 2024 03:21:15 GMT