INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '539cbfe50a312784a9f5e7904e0b655618b093125623ce31e194a8229152ae16', 
    'FZ5YUMjohFqymPNDDQhzRcCHBiemFcG5gXWC8icpA7s=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00025

Result

int(1)