phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 145 Table './soocool2_db/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 ('a2f39c8da63263ad1df217812b6d03b5', -1, 1455308786, 1455308786, '369f134b', 6, 0, 0)

Line : 187
File : sessions.php