phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1194 Table '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 ('1503a6149be563fb49825be0b73a7cce', -1, 1490743191, 1490743191, '3691c67b', 0, 0, 0)

Line : 189
File : sessions.php