INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '18acc05689359b15638952ed62f4d6a2afd487d49af376c8814c211002f68e83', 
    'ni+TKv9o/sa3OVBf1r20Jumno4kAj07Cx6HTn1eldIc=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00018

Result

int(1)