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 ('f6dd94b3b99e4c067e02c14f8c8fca77', -1, 1462423609, 1462423609, '36906c5c', 4, 0, 0)

Line : 187
File : sessions.php