"Mon, 09 Dec 2024 18:01:15"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241209
Only TIME
18:01:15
General datetime
2024-12-09 18:01:15Z
For Database
2024-12-09 18:01:15
For HTTP1.1
Mon, 09 Dec 2024 18:01:15 GMT