"Sun, 11 Aug 2024 21:01:51"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240811
Only TIME
21:01:51
General datetime
2024-08-11 21:01:51Z
For Database
2024-08-11 21:01:51
For HTTP1.1
Sun, 11 Aug 2024 21:01:51 GMT