"Thu, 12 Dec 2024 21:34:13"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241212
Only TIME
21:34:13
General datetime
2024-12-12 21:34:13Z
For Database
2024-12-12 21:34:13
For HTTP1.1
Thu, 12 Dec 2024 21:34:13 GMT