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 ('b1f5e6cd5ba3f3658e638b66d9a6ec1f', -1, 1764898061, 1764898061, 'd849d850', 15, 0, 0)

Line : 189
File : sessions.php