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 ('a93e0f20e8c68462717a9d69c37a3c01', -1, 1575559326, 1575559326, '03e57adb', 4, 0, 0)

Line : 187
File : sessions.php