INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '3851637d4054d0b3784a2dfe6ae485f915b8c2a5992cacc6e505c0d3345996bd', 
    'dx+1k/5DTcwZW120VieT3DyVGSTnsYMUmvLMQklcXrE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)