INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '76e31709b2d80486989f1860b33da412547ea06837868ab704fcef02d17975bb', 
    'BrFbmNZPMpFobf9EM/1fZM7VEiwRYSxlE1N+sH1AFmo=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00020

Result

int(1)