"Mon, 09 Dec 2024 12:59:39"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241209
Only TIME
12:59:39
General datetime
2024-12-09 12:59:39Z
For Database
2024-12-09 12:59:39
For HTTP1.1
Mon, 09 Dec 2024 12:59:39 GMT