"Sun, 15 Sep 2024 03:01:42"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240915
Only TIME
03:01:42
General datetime
2024-09-15 03:01:42Z
For Database
2024-09-15 03:01:42
For HTTP1.1
Sun, 15 Sep 2024 03:01:42 GMT