phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : -1 ERROR: duplicate key value violates unique constraint "phpbb_session_pkey" DETAIL: Key ("session_id")=(87694a5946f504a7718d46837f4d94b6) already exists.

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('87694a5946f504a7718d46837f4d94b6', -1, 1715731287, 1715731287, '7f000001', -11, 0, 0)

Line : 187
File : sessions.php