"Sat, 28 Dec 2024 21:33:54"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241228
Only TIME
21:33:54
General datetime
2024-12-28 21:33:54Z
For Database
2024-12-28 21:33:54
For HTTP1.1
Sat, 28 Dec 2024 21:33:54 GMT