INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'e781536bd15d23a7ca3f33d9ff31a917ff5c88526c5d22dff5fbcaefbfac3b3c', 
    '6ah9cxT1MuF9jG8xHvSlC9nR+edFgDgkBZgKwS2udWE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00018

Result

int(1)