Phorum Database Error

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Error:

Table './beckerboard/board_users' is marked as crashed and last (automatic?) repair failed (144): SELECT * FROM board_users WHERE user_id IN (26, 1689, 796, 2490, 36, 1106, 83, 248, 2290, 1241, 76, 728, 1183, 2973, 2729, 686, 253, 63, 3051, 2528, 134, 2666, 3210, 3352, 2077, 2893, 4110)

Backtrace:

Function phorum_database_error called at
{path to Phorum}/include/db/mysql/mysqli.php:211
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Function phorum_db_interact called at
{path to Phorum}/include/db/mysql.php:3206
----
Function phorum_db_user_get called at
{path to Phorum}/include/api/user.php:934
----
Function phorum_api_user_get called at
{path to Phorum}/read.php:485
----