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 ('3fc39d927a6a8ef7bf2d884bb5e8d9a3', -1, 1573860413, 1573860413, '03e6a222', 7, 0, 0)

Line : 187
File : sessions.php