"Sun, 01 Sep 2024 13:24:21"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240901
Only TIME
13:24:21
General datetime
2024-09-01 13:24:21Z
For Database
2024-09-01 13:24:21
For HTTP1.1
Sun, 01 Sep 2024 13:24:21 GMT