phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 145 Table './phpmyadmin/phpbb2_sessions' is marked as crashed and should be repaired

INSERT INTO phpbb2_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('b6f1f15a7c2caf8354ebca1653b3e7ca', -1, 1550715463, 1550715463, '36c518ce', -4, 0, 0)

Line : 189
File : sessions.php