"Mon, 09 Dec 2024 02:23:40"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241209
Only TIME
02:23:40
General datetime
2024-12-09 02:23:40Z
For Database
2024-12-09 02:23:40
For HTTP1.1
Mon, 09 Dec 2024 02:23:40 GMT