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 ('9e0b569411b7ab362be8cf801c936821', -1, 1438176538, 1438176538, '6b15b7a3', 2, 0, 0)

Line : 187
File : sessions.php