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 ('a710bc00e85f21281f37b6a7201a9f3f', -1, 1462264936, 1462264936, '6b146c88', 2, 0, 0)

Line : 187
File : sessions.php