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 ('0e47e3a5e6d276dbe1c4b5147b7eb907', -1, 1574206492, 1574206492, '12cf8472', -2, 0, 0)

Line : 187
File : sessions.php