"Sun, 31 Mar 2024 08:53:20"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240331
Only TIME
08:53:20
General datetime
2024-03-31 08:53:20Z
For Database
2024-03-31 08:53:20
For HTTP1.1
Sun, 31 Mar 2024 08:53:20 GMT