"Sun, 11 Aug 2024 09:45:40"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240811
Only TIME
09:45:40
General datetime
2024-08-11 09:45:40Z
For Database
2024-08-11 09:45:40
For HTTP1.1
Sun, 11 Aug 2024 09:45:40 GMT