phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'c4c8183385a1761f5968156734b2ca6b' for key 'PRIMARY'

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('c4c8183385a1761f5968156734b2ca6b', -1, 1711650234, 1711650234, 'ac1d0020', 0, 0, 0)

Line : 187
File : sessions.php