"Sat, 14 Sep 2024 13:23:45"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240914
Only TIME
13:23:45
General datetime
2024-09-14 13:23:45Z
For Database
2024-09-14 13:23:45
For HTTP1.1
Sat, 14 Sep 2024 13:23:45 GMT