"Sun, 01 Sep 2024 21:45:09"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240901
Only TIME
21:45:09
General datetime
2024-09-01 21:45:09Z
For Database
2024-09-01 21:45:09
For HTTP1.1
Sun, 01 Sep 2024 21:45:09 GMT