phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '1a5ebd4ecec4aa01547f75c740cb7c4a' 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 ('1a5ebd4ecec4aa01547f75c740cb7c4a', -1, 1755451539, 1755451539, 'd849d887', 0, 0, 0)

Line : 187
File : sessions.php