"Sun, 09 Jun 2024 23:18:56"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240609
Only TIME
23:18:56
General datetime
2024-06-09 23:18:56Z
For Database
2024-06-09 23:18:56
For HTTP1.1
Sun, 09 Jun 2024 23:18:56 GMT