phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1114 The table 'phpbb_sessions' is full

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('e41f0933c9a1812ff4d29fd8c10f4e76', -1, 1752252952, 1752252952, '6ca2f11d', 25, 0, 0)

Line : 187
File : sessions.php