"Mon, 16 Dec 2024 17:20:06"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241216
Only TIME
17:20:06
General datetime
2024-12-16 17:20:06Z
For Database
2024-12-16 17:20:06
For HTTP1.1
Mon, 16 Dec 2024 17:20:06 GMT