"Sat, 14 Dec 2024 17:32:15"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241214
Only TIME
17:32:15
General datetime
2024-12-14 17:32:15Z
For Database
2024-12-14 17:32:15
For HTTP1.1
Sat, 14 Dec 2024 17:32:15 GMT