"Thu, 19 Dec 2024 14:45:42"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241219
Only TIME
14:45:42
General datetime
2024-12-19 14:45:42Z
For Database
2024-12-19 14:45:42
For HTTP1.1
Thu, 19 Dec 2024 14:45:42 GMT