phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'c06dbde62844e8db0cd68b05c91a330d' for key 'phpbb_sessions.PRIMARY'

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('c06dbde62844e8db0cd68b05c91a330d', -1, 1767987982, 1767987982, 'd849d887', 2, 0, 0)

Line : 187
File : sessions.php