"Sun, 01 Sep 2024 15:18:19"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240901
Only TIME
15:18:19
General datetime
2024-09-01 15:18:19Z
For Database
2024-09-01 15:18:19
For HTTP1.1
Sun, 01 Sep 2024 15:18:19 GMT