INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '539b952e6a696639dd7a9bff632217b5ad79d3250ce8230a4c8ad5859d732b68', 
    '5WXMHBBsvqX7SuK/f4tzWvBwG4sOABmChbcVeZfnbu8=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00035

Result

int(1)