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 ('9392d87caf9a407a2ba4b97391a6da2d', -1, 1414840843, 1414840843, '36c4775d', 1, 0, 0)

Line : 187
File : sessions.php