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 ('19b41cfdd483c3e98ee8158cb647d68b', -1, 1776098114, 1776098114, 'd849d885', -2, 0, 0)

Line : 187
File : sessions.php