INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '731e1c1de4247c7cdbae4e2652fc910e4a429b2fda32ab541c1ab837f6d5da7a', 
    '7QZ8e2un9J0IQScyOPF8Vg4YPAL1yfgwDWMyYoW04So=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00027

Result

int(1)