"Sun, 30 Jun 2024 20:37:44"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240630
Only TIME
20:37:44
General datetime
2024-06-30 20:37:44Z
For Database
2024-06-30 20:37:44
For HTTP1.1
Sun, 30 Jun 2024 20:37:44 GMT