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 ('1ff9b7f00e4ce2d2c2b7fe444bf8e13b', -1, 1755252656, 1755252656, 'd849d865', 4, 0, 0)

Line : 187
File : sessions.php