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 ('b7858a0310b9ad1e5ba3a5a216b086fe', -1, 1715601801, 1715601801, '0395ee9f', 2, 0, 0)

Line : 187
File : sessions.php