INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '50e70798ed480e8013dcc80afd1500a9e9ad9da9e016167f6412223f3a830400', 
    'bvhYTL23ddegkLD3rEZwU3MNfsZwaCzUFpP//aU3vqM=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00020

Result

int(1)