"Sat, 14 Sep 2024 13:49:54"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240914
Only TIME
13:49:54
General datetime
2024-09-14 13:49:54Z
For Database
2024-09-14 13:49:54
For HTTP1.1
Sat, 14 Sep 2024 13:49:54 GMT