"Sun, 08 Dec 2024 10:21:10"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241208
Only TIME
10:21:10
General datetime
2024-12-08 10:21:10Z
For Database
2024-12-08 10:21:10
For HTTP1.1
Sun, 08 Dec 2024 10:21:10 GMT