"Sun, 17 Mar 2024 22:18:01"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240317
Only TIME
22:18:01
General datetime
2024-03-17 22:18:01Z
For Database
2024-03-17 22:18:01
For HTTP1.1
Sun, 17 Mar 2024 22:18:01 GMT