phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'b70318996c53f47c4a9712fa9edc764b' 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 ('b70318996c53f47c4a9712fa9edc764b', -1, 1760802749, 1760802749, 'd849d81d', -9, 0, 0)

Line : 187
File : sessions.php