INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '9b8c3d54a1d74e775b2ca5cc8b8e762c7f2c5680692491e8d862d402d6927043', 
    'P81jFxaIQ+DxNXCht96YQ+dJN3jeNDWTpUAQV5rHhgY=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00038

Result

int(1)