"Mon, 18 Nov 2024 18:18:19"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241118
Only TIME
18:18:19
General datetime
2024-11-18 18:18:19Z
For Database
2024-11-18 18:18:19
For HTTP1.1
Mon, 18 Nov 2024 18:18:19 GMT