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 ('17e30c71ff4a4968224e845b00744bbb', -1, 1558257254, 1558257254, '22e54cc1', 13, 0, 0)

Line : 187
File : sessions.php