"Thu, 19 Dec 2024 20:37:10"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241219
Only TIME
20:37:10
General datetime
2024-12-19 20:37:10Z
For Database
2024-12-19 20:37:10
For HTTP1.1
Thu, 19 Dec 2024 20:37:10 GMT