INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '7a81971ce1f9118e50801c75004fd9db306893ff608a9bb6982da03e2b2addf3', 
    'W8SffJczf35YnSOzEbp6CnkNor2kYXsHcZsGNTW4syE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00037

Result

int(1)