"Sun, 29 Sep 2024 23:45:48"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240929
Only TIME
23:45:48
General datetime
2024-09-29 23:45:48Z
For Database
2024-09-29 23:45:48
For HTTP1.1
Sun, 29 Sep 2024 23:45:48 GMT