INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '971b67138dedd2162f2a9624db886482636dd36bff7065471998ec0802e07941', 
    'r/PEnqJ8XnzIvI0CC9fLsbIpl321VQAQ9HHOpj2DP/I=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00034

Result

int(1)