phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 145 Table './for_adeviq/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 ('c22cecbbc80e301d5f810f3d7c933f8e', -1, 1490553983, 1490553983, '36d37f59', -4, 0, 0)

Line : 187
File : sessions.php