"Sat, 14 Sep 2024 14:48:14"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240914
Only TIME
14:48:14
General datetime
2024-09-14 14:48:14Z
For Database
2024-09-14 14:48:14
For HTTP1.1
Sat, 14 Sep 2024 14:48:14 GMT