"Sun, 08 Sep 2024 21:54:43"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240908
Only TIME
21:54:43
General datetime
2024-09-08 21:54:43Z
For Database
2024-09-08 21:54:43
For HTTP1.1
Sun, 08 Sep 2024 21:54:43 GMT