"Sun, 08 Dec 2024 21:42:02"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241208
Only TIME
21:42:02
General datetime
2024-12-08 21:42:02Z
For Database
2024-12-08 21:42:02
For HTTP1.1
Sun, 08 Dec 2024 21:42:02 GMT