"Thu, 19 Dec 2024 21:11:17"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241219
Only TIME
21:11:17
General datetime
2024-12-19 21:11:17Z
For Database
2024-12-19 21:11:17
For HTTP1.1
Thu, 19 Dec 2024 21:11:17 GMT