phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 145 Table './myforum/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 ('2c0d141181bf2d908038e57df4fce4b7', -1, 1794029955, 1794029955, 'd849d916', -9, 0, 0)

Line : 187
File : sessions.php