INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b962f0398703116ccf4e0d61ff81caeee9bedf7835dccf7469b074cdfbc414a1', 
    'CK/cJ7e6IPGx2BSR8C3Z+uMFZVG78T03hEPcJfeUL5I=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00036

Result

int(1)