phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '1d1c3c16b56dd58e7a576b9d68f252a1' 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 ('1d1c3c16b56dd58e7a576b9d68f252a1', -1, 1765876673, 1765876673, 'd849d850', 37, 0, 0)

Line : 187
File : sessions.php