INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'c99558b5e2e013b6c082e7949decbe2359acfdd5e0d968441a667c81699d9425', 
    'lxQnyiHdVPXNKMiaFrvPAS2CY/JT6PDh7xinyG3n2+M=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00039

Result

int(1)