phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 145 Table './fabpr2_pbb1/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) VALUES ('421077e6471bbde13fdab0fb93c751b6', -1, 1425508714, 1425508714, '3691ad39', -1, 0)

Line : 158
File : sessions.php