"Mon, 18 Nov 2024 14:21:11"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241118
Only TIME
14:21:11
General datetime
2024-11-18 14:21:11Z
For Database
2024-11-18 14:21:11
For HTTP1.1
Mon, 18 Nov 2024 14:21:11 GMT