INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b5b5e8fd408b3142ff8312541b11380907063798e8c4d0e731957f68db4d3201', 
    'S9sv8FVehTjERlUqKTwRoRRvlvp9wz5ES98J73QQoQE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00037

Result

int(1)