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 ('e5c9d67d2c232fc0ff305b7b04a71eec', -1, 1455157220, 1455157220, '369f326f', -4, 0, 0)

Line : 187
File : sessions.php