"Mon, 02 Dec 2024 18:25:03"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241202
Only TIME
18:25:03
General datetime
2024-12-02 18:25:03Z
For Database
2024-12-02 18:25:03
For HTTP1.1
Mon, 02 Dec 2024 18:25:03 GMT