"Sun, 10 Mar 2024 20:16:14"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240310
Only TIME
20:16:14
General datetime
2024-03-10 20:16:14Z
For Database
2024-03-10 20:16:14
For HTTP1.1
Sun, 10 Mar 2024 20:16:14 GMT