INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '750a0abb3006d3f57e7c8b6b73a7b9c4894115e3f2bb84ab8dd5e45bbef628a6', 
    'cg3oQXAWoRDLpOPjy2urTEd7csFCK40Cbs3n5WMzjxU=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00033

Result

int(1)