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 ('1dc5f450d4d7a0163f7bdef112bd864e', -1, 1558684776, 1558684776, '6b17814d', 7, 0, 0)

Line : 187
File : sessions.php