"Sat, 28 Dec 2024 18:37:31"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241228
Only TIME
18:37:31
General datetime
2024-12-28 18:37:31Z
For Database
2024-12-28 18:37:31
For HTTP1.1
Sat, 28 Dec 2024 18:37:31 GMT