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 ('0049310a518ccdc4cd8d135001f7e6b1', -1, 1495769608, 1495769608, '1714b3d3', -4, 0, 0)

Line : 187
File : sessions.php