INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '5683e4e7507de2660af9d3ce275ef719468b10f72b6b08fc87369789c1900862', 
    '50cQW3kWCrKAUyCY6hnPVORRrhvKlFa4FiMf274XT2M=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00037

Result

int(1)