phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1114 The table 'sfphpbb_sessions' is full

INSERT INTO sfphpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('12cd0faa2f011a8fa8bb72ce8d728cbb', -1, 1715900041, 1715900041, '0387f7bc', -4, 0, 0)

Line : 187
File : sessions.php