"Sat, 07 Dec 2024 09:15:45"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241207
Only TIME
09:15:45
General datetime
2024-12-07 09:15:45Z
For Database
2024-12-07 09:15:45
For HTTP1.1
Sat, 07 Dec 2024 09:15:45 GMT