phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 145 Table './dhabih_i428php/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 ('8b907cb813d3182c5adebb1a506a691d', -1, 1414840559, 1414840559, '36c4775d', 2, 0, 0)

Line : 187
File : sessions.php