phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 145 Table './toppyForum/phpbb_sessions' is marked as crashed and should be repaired

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('f43f928343311de47cf6e203cf6391d3', -1, 1441160660, 1441160660, '36e23efb', 13, 0, 0)

Line : 187
File : sessions.php