"Sun, 08 Dec 2024 10:00:45"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241208
Only TIME
10:00:45
General datetime
2024-12-08 10:00:45Z
For Database
2024-12-08 10:00:45
For HTTP1.1
Sun, 08 Dec 2024 10:00:45 GMT