INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '548a403a0b33476fd06df0833483b6a9ac92c20635c2d70e9732ab84643c1984', 
    'VRHRvRQS55LaXfXvZV0mcbKhymvfZ/xyR4o99Q2e0ns=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)