INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6cb18bbe4450fe32ca9fefa26f369478aa2e300f9b53b672cefa76a031351f41', 
    'xZdQgaLQzE7hKN0ImWelEJJgCy+lwZ5UW2yTyvsLbvM=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00031

Result

int(1)