"Mon, 16 Dec 2024 20:42:58"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241216
Only TIME
20:42:58
General datetime
2024-12-16 20:42:58Z
For Database
2024-12-16 20:42:58
For HTTP1.1
Mon, 16 Dec 2024 20:42:58 GMT