phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 145 Table './everytat_imga1/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 ('290e8a9d61668b436c300c6c9c5a8db0', -1, 1511135793, 1511135793, '36c68620', 2, 0, 0)

Line : 190
File : sessions.php