phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 145 Table './thexfir4/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 ('e18d774d3945fa77b7fca84939042d61', -1, 1561471285, 1561471285, '22e4c2b1', -9, 0, 0)

Line : 187
File : sessions.php