"Thu, 19 Dec 2024 09:15:50"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241219
Only TIME
09:15:50
General datetime
2024-12-19 09:15:50Z
For Database
2024-12-19 09:15:50
For HTTP1.1
Thu, 19 Dec 2024 09:15:50 GMT