phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'c12087f8a19ccacb73e208f51986a401' for key 'PRIMARY'

INSERT INTO bb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('c12087f8a19ccacb73e208f51986a401', -1, 1756349306, 1756349306, 'd849d896', 2, 0, 0)

Line : 187
File : sessions.php