INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6a3536999b69c789d4aa6462ffce16ed2c51d89f85c15704d61664675bef673b', 
    '2bDYPBpqQwOIbBvBzryN0aOBHMIb3ZPdXCYTPJK0Ntk=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00035

Result

int(1)