INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '8376f3992319971e9ad3d3cf0d702e56b790cc4b0c906bb37d634d2803149331', 
    '+u7XAR6UxjGMDEE0RjAcycIYBnHvCGTmMa88jz9Tv/8=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00064

Result

int(1)