INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6d38512016af5809974021f2db1b9d949605fa1ccbff83cfb060ef3ca73a1dea', 
    'E/y2EOFfTJKb9rP4e4l2R/YNtDt2t762FcFQNAU6mjY=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00015

Result

int(1)