INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '878c12fcce573f9ce43421268a3a46a91b3a1993544f55bc94aca42e7f5ad974', 
    'tjjeCE8IIxH5DNEjAeFSLB3yOzn5vjDL1l1hZl+Vu2c=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00029

Result

int(1)