"Thu, 12 Dec 2024 14:45:45"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241212
Only TIME
14:45:45
General datetime
2024-12-12 14:45:45Z
For Database
2024-12-12 14:45:45
For HTTP1.1
Thu, 12 Dec 2024 14:45:45 GMT