Phorum Database Error

Sorry, a Phorum database error occurred.
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Error:

Table './prawopracyphorum/phorum_settings' is marked as crashed and should be repaired (145): SELECT name, data, type FROM phorum_settings

Backtrace:

Function phorum_database_error called at
{path to Phorum}/include/db/mysql/mysqli.php:171
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Function phorum_db_interact called at
{path to Phorum}/include/db/mysql.php:349
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Function phorum_db_load_settings called at
{path to Phorum}/common.php:204
----
Function include_once called at
{path to Phorum}/index.php:21
----