INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '765455f48a19b3d2584e9d58d1d966e0d197eccb696fbd8698a80b3a4863c66b', 
    'tMU2hk1TJzId4gRgsSsCYEuGnipJp9C6qy1ijN7OniA=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00016

Result

int(1)