INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '51c0ec046d3e2efd18f341f6c0377b084c1458d5b7dc5aaa51c00982c9c6efa3', 
    'OqUUEuvtMObaPFGn1RKlm6IV3u+KGMw3W6idnYHNbcA=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00019

Result

int(1)