phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '2c7c3949be6b905af83bbc3f62be47e0' 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 ('2c7c3949be6b905af83bbc3f62be47e0', -1, 1765254317, 1765254317, 'd849d8bc', -4, 0, 0)

Line : 187
File : sessions.php