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 ('25f26b1f89d8c2e283f84f5a7352750a', -1, 1550641481, 1550641481, '36d23d29', -4, 0, 0)

Line : 187
File : sessions.php