INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '20d9a737daee4aa762389428ced07e7ad119d838666533661ccf473a2cefd6b2', 
    'QKm6LyI4ZpitLGp1GF517bMRVmdgxqZzk1W9SMIak9M=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00024

Result

int(1)