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 ('d44dda36f7f2a19e211a0f2b405d3cbe', -1, 1711701909, 1711701909, '12e8b9a7', 661, 0, 0)

Line : 187
File : sessions.php