INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '39ebc3fce8751d1aab690198a1b3d06672658e8e8765c419fbb19608e22213ee', 
    '6qGbZ1ph2U7WwI5kTrNYucsJFMfv2KaCE0LjQp2o4Kk=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00060

Result

int(1)