INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '21f0550da4a2c022d5984956c3de1fb6ff4f3851b5046e9b2e916274bf024c6b', 
    'w3H6p6fe8Zm4nnAatGEkozBNZajzoL50axGBKcdBLZI=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00023

Result

int(1)