INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6b538712c0b370123ea0337f989fc0183ec2b0f02bed28b664710f8b1dfc75bc', 
    '7Bx7POS3s2e5+5XBOearn15jPNMJ7x5InE81N2gtSKk=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00039

Result

int(1)