INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '311bf91dca66cf9cd553bacecc612befc3773a0f972c8c109e1dedd2d5a71cd5', 
    'H+b2jOM8tsnVg2o2WGkHugt1jRBl4Tb8JRpzrdWI2QM=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00029

Result

int(1)